Tannan Domain ( 丹南藩 , Tannan-han ) was a feudal domain under the Tokugawa shogunate of Edo period Japan, located in Kawachi Province in what is now the southeastern portion of modern-day Osaka Prefecture . It was centered around Tannan jin'ya in what is now the city of Matsubara and was controlled by the fudai daimyō Takagi clan all of its history.
106-555: Takagi Masatsugu was the son of Takagi Kiyohide, one of Tokugawa Ieyasu 's 16 Generals. With holdings of 9000 koku scattered across Sagami , Musashi , Kazusa , Shimōsa , and Ōmi Province , he was ranked as a hatamoto . In 1623, he was appointed to the post of Osaka jōban ( 大坂定番 ) , a minor post which was responsible for guarding the Kyōbashiguchi and Tamazoguchi gates of Osaka Castle for which he received an additional 1000 koku in revenue. This placed his kokudaka over
212-572: A combined Oda-Tokugawa force attacked and conquered Kai Province , where Katsuyori was cornered and defeated at the Battle of Tenmokuzan , and then committed seppuku . With the Takeda clan practically annihilated as political entity, Nobunaga gave Ieyasu the right to govern Suruga Province in recognition of his service in the fight against the Takeda clan. In late June 1582, before the incident at Honnō-ji temple , Oda Nobunaga invited Ieyasu to tour
318-529: A heavy blow to the Oda clan. In 1551, an army under the command of Imagawa Sessai laid siege to the castle where Oda Nobuhiro , Nobuhide's illegitimate eldest son, was living. Nobuhiro was trapped by the Imagawa clan but was saved through negotiation by Oda Nobunaga, Nobuhide's second son and heir. Sessai made an agreement with Nobunaga to take Takechiyo back to Imagawa, and he agreed. Takechiyo, now nine years old,
424-741: A lesser role in the politics of Tokugawa clan. According to this theory, the conflict between these two factions eventually led to a conflict between Ieyasu, representing the Hamamatsu faction, and his son Nobuyasu, representing the Okazaki faction, finally ending with Nobuyasu's death in prison. Nobuyasu planned to exile Ieyasu with the help of the Okazaki Castle faction. Before and after his son's execution, Ieyasu punished or executed many of those who worked at Okazaki Castle, although some escaped. Taniguchi theorized that Tsukiyama also participated in
530-537: A neighbouring samurai lord , Mizuno Tadamasa ( 水野 忠政 ) . His mother and father were step-siblings. They were 17 and 15 years old, respectively, when Takechiyo was born. During the Muromachi period , the Matsudaira clan controlled a portion of Mikawa Province (the eastern half of modern Aichi Prefecture ). Ieyasu's father, Matsudaira Hirotada , was a minor local warlord based at Okazaki Castle who controlled
636-531: A new alliance with Takeda's enemy to the north, Uesugi Kenshin of the Uesugi clan . Through these political manipulations, Ieyasu gained the support of the samurai of Tōtōmi Province. Furthermore, Ieyasu also placed the " Iinoya's trio" (Iinoya-Sanninshu) of clans under the command of his trusted vassal, Ii Naomasa . The Iinoya trio were powerful clans that originated from the eastern side of Mikawa who greatly contributed to Ieyasu's expansion during his conquest of
742-703: A portion of the Tōkaidō highway linking Kyoto with the eastern provinces. His territory was surrounded by stronger and predatory neighbors, including the Imagawa clan based in Suruga Province to the east and the Oda clan to the west. Hirotada's main enemy was Oda Nobuhide , the father of Oda Nobunaga . In the year of Takechiyo's birth, the Matsudaira clan split. Hirotada's uncle, Matsudaira Nobutaka defected to
848-476: A powerful daimyo. In 1580, Ieyasu built five fortresses in order to isolate Takatenjin Castle from external supplies and reinforcements. In addition to those 5 new fortresses, Ieyasu renovated an old castle named Ogasayama fort, which had originally been built by Ieyasu far before the conquest of Tōtōmi Province against Imagawa clan to capture Kakegawa Castle . With the six fortresses, which were referred to as
954-506: A preemptive measure, Ieyasu dispatched Honda Nobutoshi to contact Kawajiri Hidetaka , who ruled Suwa District as a vassal of the Oda clan, to request cooperation. Meanwhile, Ieyasu had Yoda Nobushige, the former Takeda clan governor of the Saku district who had been hidden in the Tokugawa territory and had maintained contact with Ieyasu organize contacts with the other remaining vassals of
1060-459: A result, he and his men were not present at the Battle of Okehazama where Yoshimoto was killed in a surprise assault by Nobunaga, In the end, Motoyasu managed to capture Marune castle. Later, in response of the news about Yoshimoto's death, Motoyasu sent lookouts to check the state of the battle and then he retreated from Odaka Castle at midnight. After leaving Odaka Castle, Motoyasu's forces headed for Okazaki with Asai Michitada as their guide. On
1166-582: A result, the Shogunate blamed Masanori for mismanagement and banned him from entering Edo Castle . During the Bakumatsu period , the 12th daimyō , Takagi Masahiro was ordered to dispatch troops in 1866 to suppress a revolt which had arisen in tenryō territory in what is now Kashiwara . The clan's finances, which had been in arrears since the mid-Edo period were close to collapse, with debts exceeding 39,000 ryō . In 1868,the han school , "Tannan Gakkō"
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#17327880239681272-535: A saw, while Tadayo crucified his wife and children. According to the investigation, Yashirō was implicated in allegations of colluding with Takeda Katsuyori to betray Ieyasu and invade the Tokugawa clan's territory. According to a letter, Yashiro had teamed up with Takeda Katsuyori of Kai to seize Okazaki Castle. However, one of Yashiro's colleagues, Yamada Hachizō, betrayed Yashiro and passed this information to Nobuyasu. Meanwhile, Ieyasu himself also learned about Yashirō's further crimes of corruptions in governance through
1378-505: A senior Tokugawa vassal, inspected Masatada's troops, where he commended the cooperation of Masatada lieutenant, Kubota Masakatsu. Later on June 28, Ieyasu also dispatched the Anayama clan, to resist the Hōjō clan. He also sent his generals Ōkubo Tadayo , Ishikawa Yasumichi and Honda Hirotaka along with his son Yasushige as reinforcements for them to resist the Hōjō. At some point during this war,
1484-669: A single industrial complex with a concentration of light and heavy industry along Tokyo Bay . Other major cities in the area include Kawasaki (in Kanagawa Prefecture); Saitama (in Saitama Prefecture); and Chiba (in Chiba Prefecture). Smaller cities, farther away from the coast, house substantial light and automotive industries. The average population density reached 1,192 persons per square kilometer in 1991. The Kantō region largely corresponds to
1590-763: A supplement from Ietada Nikki recorded that Ieyasu and his forces also participated in Oda's punitive campaign against Asakura where they fought and captured the Mount Tenzutsu castle. The Oda-Tokugawa forces managed to kill 1,370 enemies on April 25. They continued the next day where they besieged Kanegasaki castle . However the Azai clan sent reinforcements to relieve the siege so Nobunaga retreated without contacting Ieyasu. After dawn, Ieyasu withdrew from battle guided by Kinoshita Tokichi (later named Toyotomi Hideyoshi ), an Oda vassal. Later, in July 1570, Azai Nagamasa ,
1696-526: A time when Japan was still reeling from the economic recession in reaction to the high-flying years during World War I . Operation Coronet , part of Operation Downfall , the proposed Allied invasion of Japan during World War II , was scheduled to land on the Kantō Plain . The name Kanto literally means "East of the Barrier". The name Kanto is nowadays generally considered to mean the region east (東) of
1802-424: A truce with Ieyasu by offering Takisakai and Koyama Castle in exchange for Takatenjin castle being spared from the siege. After Ieyasu consulted with Nobunaga on this matter, he refused Motonobu's plea. Nobunaga stated his reason in a letter saying that if Takeda Katsuyori sent his forces to assist Motonobu, then there would be an opportunity to bait the Takeda army into coming outside the castle and annihilate them on
1908-448: A vassal's report. In June, during Takeda Katsuyori's raid on Mikawa Province when he attacked Yoshida Castle and besieged Nagashino Castle , Ieyasu appealed to Nobunaga for help and Nobunaga came personally with 30,000 men. The Oda-Tokugawa forces 38,000 strong won a great victory and successfully defended Nagashino Castle. Though the Takeda forces had been destroyed, Katsuyori survived the battle and retreated back to Kai Province . For
2014-518: Is a geographical region of Honshu , the largest island of Japan . In a common definition, the region includes the Greater Tokyo Area and encompasses seven prefectures : Gunma , Tochigi , Ibaraki , Saitama , Tokyo , Chiba , and Kanagawa . Slightly more than 45 percent of the land area within its boundaries is the Kantō Plain . The rest consists of the hills and mountains that form land borders with other regions of Japan . As
2120-753: Is considered to have been in a position of independence from Nobunaga to a certain extent. In 1568, Ieyasu besieged the Horikawa Castle in Tōtōmi and captured it in 1569. Ieyasu then ordered Ishikawa Hanzaburo to massacre the castle prisoners and residents, including women and children. It was recorded that around 700 people were beheaded on the banks of the Miyakoda River. Ōkubo Tadachika , who witnessed this massacre testified in his personal journal, Mikawa Monogatari , that "... both mens and womens can be cut into pieces [ sic ]...". Later
2226-453: Is out of the Kantō region in the orthodox definition). Keirin 's South Kantō ( 南関東 , Minami-Kantō ) consists of Chiba, Kanagawa, and Shizuoka prefectures. This division is not often but sometimes used. This division is sometimes used in economics and geography. The border can be modified if the topography is taken for prefectural boundaries. The Japanese national government defines
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#17327880239682332-610: Is responsible for the Prefectural police departments of Ibaraki, Tochigi, Gunma, Saitama, Chiba, Kanagawa, Niigata, Yamanashi, Nagano and Shizuoka. Tokyo is not part of Kantō or any NPA region, its police has a dedicated liaison office with the national agency of its own. The surface geology of the Kantō Plain is the Quaternary alluvium and diluvium. The low mountain vegetation at an altitude of about 500 to 900 m in and around
2438-573: Is still farmed. Rice is the principal crop, although the zone around Tokyo and Yokohama has been landscaped to grow garden produce for the metropolitan market. In between January 1918 and April 1920, Japan was afflicted by Spanish flu pandemic, which claimed more than 400,000 Japanese lives. A watershed moment of Japan's modern history took place in the late Taishō period: the Great Kantō earthquake of 1923 . The quake, which claimed more than 100,000 lives and ravaged Greater Tokyo area, occurred at
2544-984: Is the Boso hills. The area around Kasumigaura in Ibaraki Prefecture is the Joso plateau and Hitachi plateau. Gunma Prefecture and the Chichibu region of Saitama Prefecture are basins. Rivers such as the Arakawa and Edo rivers pour into Tokyo Bay, and the Kinugawa and Tone rivers flow into the Pacific Ocean in Inubōsaki. Tokyo Bay is surrounded by the Boso Peninsula and the Miura Peninsula, facing
2650-573: Is the lowest among the highest peaks in each prefecture. The region experiences a humid subtropical climate with a summer to fall precipitation maximum ( Cfa/Cwa ). The heartland of feudal power during the Kamakura period . Kamakura is the political capital and it served as the seat of the Kamakura shogunate from 1185 to 1333, established by Minamoto no Yoritomo. It was the first military government in Japan's history. Kamakura flourished until
2756-843: Is the summit of Mt. Nikko-Shirane (Mt. Oku-Shirane) on the border between Nikko City, Tochigi Prefecture and Katashina Village, Gunma Prefecture. It is the eighth highest point in Japan's prefectures. It is also the highest point north of Kanto (Kanto, Tohoku, Hokkaido). The highest points of the prefectures are Mt. Sanpo (2,483 m) in Saitama, Mt. Kumotori (2,017 m) in Tokyo, Mt. Hiru (1,673 m) in Kanagawa, Mt. Yamizo (1,022 m) in Ibaraki, and Mt. Atago (408 m) in Chiba. Atagoyama in Chiba Prefecture
2862-530: The sankin kōtai requirement to travel to Edo on alternative years to attend the Shogun's court. Instead, the daimyō of the domain resided permanently in Edo, and managed the domain's affairs though a daikan and other officials. In 1769, under the 8th daimyō , Takagi Masanori, a widespread peasant's revolt occurred in the domain which resulted in22 village headmen being summoned to the domain's Edo residence. As
2968-533: The Battle of Azukizaka (1564) . Some of Ieyasu's vassals were in the Ikkō-ikki ranks, notably Honda Masanobu and Natsume Yoshinobu , who had deserted him for the Ikkō-ikki rebellion out of religious sympathy. However, many of Ieyasu's core vassals who were also followers of the sect, such as Ishikawa Ienari and Honda Tadakatsu , quickly abandoned the Ikkō faith of Jōdo Shinshū and stayed loyal to Ieyasu in order to strike
3074-480: The Battle of Sekigahara , Ieyasu seized power in 1600. He received appointment as shōgun in 1603, and voluntarily resigned from his position in 1605, although he still held the de facto control of government until his death in 1616. He implemented a set of careful rules known as the bakuhan system, designed to keep the daimyo and samurai in check under the Tokugawa Shogunate. Tokugawa Ieyasu
3180-581: The Battle of Yamazaki . Ieyasu also informed the Oda clan of the developments in Shinano and Kai. In response, on July 7, as the Oda clan learned of the defeat of Takigawa Kazumasu by the Hōjō clan at the Battle of Kanagawa , Toyotomi Hideyoshi sent a letter to Ieyasu to give him authorization to lead military operations to secure the two provinces of Kai and Shinano from Hōjō and Uesugi clans. Kant%C5%8D region The Kantō region ( 関東地方 , Kantō-chihō , IPA: [ka(ꜜ)ntoː tɕiꜜhoː] )
3286-591: The Coordinating Committee for Earthquake Prediction . The Japanese House of Representatives ' divides it into the North Kantō ( 北関東 , Kita-Kantō ) electorate which consists of Ibaraki, Tochigi, Gunma, and Saitama prefectures, Tokyo electorate, and the South Kantō ( 南関東 , Minami-Kantō ) electorate which consists of Chiba, Kanagawa, and Yamanashi prefectures (note that Yamanashi
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3392-643: The Hakone Barrier (箱根関). An antonym of Kanto, "West of the Barrier" means the Kansai region , which lies western Honshu and was the center of feudal Japan. After the Great Kanto earthquake (1923), many people in Kanto started creating art with different varieties of colors. They made art of earthquake and small towns to symbolize the small towns destroyed in the quake. The most often used subdivision of
3498-586: The Kansai region in celebration of the demise of the Takeda clan . Before the meeting could take place, Ieyasu learned that Nobunaga had been killed at Honnō-ji temple by Akechi Mitsuhide . Tokugawa Ieyasu heard that Nobunaga had been killed by Akechi Mitsuhide while in Hirakata , Osaka, but at the time, he had only a few companions with him, notably Sakai Tadatsugu, Ii Naomasa, and Honda Tadakatsu, Sakakibara Yasumasa and some others. The Iga provincial route
3604-560: The Meiji Restoration in 1868. He was one of the three "Great Unifiers" of Japan, along with his former lord Oda Nobunaga and fellow Oda subordinate Toyotomi Hideyoshi . The son of a minor daimyo , Ieyasu once lived as a hostage under daimyo Imagawa Yoshimoto on behalf of his father. He later succeeded as daimyo after his father's death, serving as ally, vassal, and general of the Oda clan , and building up his strength under Oda Nobunaga. After Oda Nobunaga's death, Ieyasu
3710-475: The National Capital Region ( 首都圏 , Shuto-ken ) as the Kantō region plus Yamanashi Prefecture. Japan's national public broadcaster NHK uses Kantō-kō-shin-etsu ( 関東甲信越 ) involving Yamanashi, Nagano, and Niigata prefectures for regional programming and administration. The Kantō region is the most highly developed, urbanized, and industrialized part of Japan. Tokyo and Yokohama form
3816-621: The Oda clan . This gave Oda Nobuhide the confidence to attack Okazaki. Soon afterwards, Hirotada's father-in-law died, and his heir, Mizuno Nobumoto , revived the clan's traditional enmity against the Matsudaira and declared allegiance to Oda Nobuhide as well. As a result, Hirotada divorced Odai-no-kata and sent her back to her family. Hirotada later remarried to different wives, and Takechiyo eventually had 11 half-brothers and sisters. As Oda Nobuhide continued to attack Okazaki, Hirotada turned to his powerful eastern neighbor, Imagawa Yoshimoto for assistance. Yoshimoto agreed to an alliance under
3922-494: The han system , Tannan Domain consisted of several discontinuous territories calculated to provide the assigned kokudaka , based on periodic cadastral surveys and projected agricultural yields. Tokugawa Ieyasu Among others... Tokugawa Ieyasu (born Matsudaira Takechiyo ; January 31, 1543 – June 1, 1616) was the founder and first shōgun of the Tokugawa shogunate of Japan, which ruled from 1603 until
4028-498: The siege of Noda Castle later that same year. In 1574, Shingen was succeeded by his son Takeda Katsuyori and the conflict continued as the Tokugawa forces under Honda Tadakatsu and Sakakibara Yasumasa seized many of the Takeda clan's castles, including Komyo Castle. At some point, Ieyasu tried to capture Inui Castle in Tōtōmi Province, but strong resistance from its garrison commander, Amano Kagehira, forced Ieyasu to abort
4134-421: The "Mikawa Monogatari'", which was written by Ōkubo Tadachika , Tokuhime (wife of Nobuyasu), who was not on good terms with her mother-in-law Tsukiyama-dono, wrote in a letter to her father, Nobunaga, that her mother-in-law and her husband were secretly conspiring with Takeda Katsuyori. However, this hypothesis was considered implausible by various historians in the modern era. According to Katsuhiro Taniguchi,
4240-711: The "six fortresses of Takatenjin", completed, Ieyasu assigned Ishikawa Yasumichi to the Ogasayama fort, Honda Yasushige to the Nogasaka fort, Osuga Yasutaka to the Higamine, Shishigahana, and Nakamura forts, while Sakai Ietada was appointed to garrison the Mitsuiyama fort. The Takatenjin castle which was defended by Okabe Motonobu , immediately suffered from a period of starvation as the seige by Oda-Tokugawa forces intensified. In response, Motonobu tried to negotiate
4346-566: The 10,000 koku mark requited to qualify as a daimyō , and his holdings were consolidated to 22 village in Kawachi Province ,where he constructed a jin'ya . His son, Takagi Masanari acquired an additional 3000 koku in Kazusa and Awa Provinces , but the 3rd daimyō , Takagi Masahiro distributed 1500 koku each to his two younger brothers. During the tenure of the 6th daimyō , Takagi Masanobu,the domain received an exemption from
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4452-507: The Erinji area with 500 men to confront a Hōjō troop that numbered 3,000 men. Masatada managed to defeat them and inflicted between 600 and 700 casualties. On June 12, Masatada joined forces with another former Takeda vassal, Okabe Masatsuna , and a senior Tokugawa general, Osuga Yasutaka. The same day, Yoda Nobushige set off to Saku District and rallied around 3,000 Takeda clan retainers as Ieyasu instructed. Several days later, Osuga Yasutaka,
4558-653: The Hōjō clan had captured Iwadono Castle in Tsuru District, and instructed Watanabe Shozaemon, a local magistrate from the Tsuru District, to assist them in their conquest. Subsequently, Sanada Masayuki led his army and captured the Numata Castle for the Uesugi clan. On June 14 however, Kawajiri Hidetaka killed Honda Nobutoshi. This was followed by an uprising from many of the clans in Kai province against Hidetaka
4664-473: The Hōjō clan, forcing Tadatsugu to retreat. As Tadatsugu's forces retreated, they were pursued by 43,000 men of the Hōjō clan army. Okabe Masatsuna, a member of the Suruga clan samurai who once served under Baba Nobuharu , took the initiative to defend the rear of Tadatsugu's army from the enemy charges and repelled them. As they successfully retreated without further losses, they rejoined Ieyasu's main forces in
4770-549: The Ieyasu's escorts suffered around 200 casualties during their journey, and when they arrived at Ietada's residence in Mikawa, they only had about 34 personnel left, including high ranking Tokugawa generals including Tadatsugu, Naomasa, Tadakatsu, Sakakibara, Ōkubo Tadayo , Hattori Hanzō , and others. After Ieyasu reached Mikawa, he immediately moved to shift his focus on former Takeda clan territory as he expected unrest there. As
4876-454: The Imagawa clan. He also strengthened his powerbase by creating a military government system for the Tokugawa clan in Mikawa which was based on his hereditary vassals, the Fudai daimyō . The system which was called " Sanbi no gunsei " (三備の軍制) divided governance into three sections: In 1567, Ieyasu started the family name "Tokugawa", changing his name to the well-known Tokugawa Ieyasu . As he
4982-417: The Imagawa ordered him to fight against the Oda clan in a series of battles. Motoyasu fought his first battle in 1558 at the siege of Terabe . The lord of Terabe, Suzuki Shigeteru (or Suzuki Shigetatsu ), betrayed the Imagawa by defecting to Oda Nobunaga . This was nominally within Matsudaira territory, so Imagawa Yoshimoto entrusted the campaign to Motoyasu and his retainers from Okazaki. Motoyasu led
5088-559: The Imagawa. Despite this refusal, Nobuhide chose not to kill Takechiyo, but instead held him hostage for the next three years at the Honshōji Temple in Nagoya . It was rumored that Oda Nobunaga met Takechiyo at the temple, when Takechiyo was 6 years old, and Nobunaga was 14. However, Katsuhiro Taniguchi reported there is no concrete historical records about this story of first meeting between Ieyasu with Nobunaga. In 1549, when Takechiyo
5194-874: The Kai Kawachi domain, the former base of Anayama Nobutada , one of Tokugawa's retainers who was killed by outlaws during his escape after the Honnō-ji Incident. Suganuma Castle (Terazawa, Minobu Town) was built along the Fuji River and the Suruga Highway (Kawachi Road). After the death of Nobutada and the senior members of the Obikane clan, to which they had pledged loyalty, the Anayama clan was left leaderless, so they decided to pledge allegiance to Ieyasu. Ieyasu then dispatched Sone Masatada , formerly one of Shingen Takeda's three most prominent generals, to
5300-499: The Kantō region contains Tokyo , the capital and largest city of Japan, the region is considered the center of Japan's politics and economy. According to the official census on October 1, 2010, by the Statistics Bureau of Japan , the population was 42,607,376, amounting to approximately one third of the total population of Japan. The Kantō regional governors' association ( 関東地方知事会 , Kantō chihō chijikai ) assembles
5406-404: The Takeda clan to restore order in the chaos following the death of Nobunaga. At that moment, Nobushige was settled in the secluded village of Osawa. At the same time, Uesugi and the Hōjō clans also mobilized their forces to invade Shinano Province , Kōzuke Province , and Kai Province (currently Gunma Prefecture), which were ruled by the remnants of the many small clans that formerly served
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#17327880239685512-403: The Takeda clan, when they learned of the death of Nobunaga. This caused a triangle conflict between those three factions known as the Tenshō-Jingo War ( 天正壬午の乱 , Tenshō-Jingo no ran ) . At first, the Hōjō clan, who ruled the Kantō region , led an army of 55,000 men to invade the Shinano Province through Usui, as they aimed to prevent a Tokugawa incursion of Kai. By June 13, 1582,
5618-484: The Tokugawa clan also gained support fromt the Tomohisa clan . Uesugi Kagekatsu of the Uesugi clan also made his move by supporting former Takeda clan forces under the leadership of Ogasawara Dōsetsusai from the Ogasawara clan and Yashiro Hidemasa at Chikuma and the Nishina clan of Azumino . They defeated and expelled Kiso Yoshimasa , who had been granted the control of both Chikuma and Azumino by Oda Nobunaga. They then faced another branch of Ogasawara clan which
5724-912: The Tokugawa group suffered one last attack by Ochimusha-gari outlaws as they reached the territory of Kōka ikki clans of Jizamurai who were friendly to the Tokugawa clan. The Koka ikki samurais assisted Ieyasu in eliminating the threat of the Ochimusha-gari outlaws and escorted them until they reached Iga Province , where they were further protected by other allied clans from Iga ikki who accompanied Ieyasu and his group until they safely reached Mikawa. Portuguese missionary Luís Fróis recorded in his work History of Japan that during this journey, Tokugawa retainers including Sakai Tadatsugu , Ii Naomasa and Honda Tadakatsu fought their way out of raids and harassment from Ochimusha-gari outlaws while escorting Ieyasu, while paying bribes of gold and silver to those Ochimusha-gari outlaws that could be bribed. Matsudaira Ietada recorded in his journal, Ietada nikki (家忠日記),
5830-454: The Tokyo Metropolitan Area with the exception that it does not contain Yamanashi prefecture. The Tokyo Metropolitan Area has the largest city economy in the world and is one of the major global center of trade and commerce along with New York City, Los Angeles, Shanghai, Paris, Seoul, and London. Source The agglomeration of Tokyo is the world's largest economy, with the largest gross metropolitan product at purchasing power parity (PPP) in
5936-533: The abandoned Okazaki Castle and reclaimed his ancestral seat. Motoyasu then decided to ally with Oda Nobunaga . Motoyasu's wife, Lady Tsukiyama , and infant son, Matsudaira Nobuyasu, were held hostage in Sunpu by Imagawa Ujizane , Yoshimoto's heir, so the deal was secret. In 1561, Motoyasu openly broke his allegiance with the Imagawa clan and captured Kaminogō castle. Kaminogō was held by Udono Nagamochi. Resorting to stealth, Motoyasu forces under Hattori Hanzō attacked under cover of darkness, setting fire to
6042-402: The advantage as they steadily pushed back the Tokugawa army. However, Honda Tadakatsu suddenly launched a lone, suicidal charge, while Sakakibara Yasumasa launched his force in a timely counterattack on Asakura's flank; they managed to beat Asakura's forces. Since Ieyasu's army was now free to move, they exploited the gap between Asakura and Azai's forces and sent Tadakatsu and Yasumasa to attack
6148-434: The area of Wakamiko in Suwamachi (modern day Yamanashi Prefecture ). On June 5, Ieyasu instructed two members of Takekawa clan from Kai who were hiding in Kiriyama, Tōtōmi Province, Orii Tsugumasa and Yonekura Tadatsugu, to proceed with the work of enticing the Kai samurai to the Tokugawa side. The next day, Ieyasu also sent a letter to Masatsuna instructing him to begin the construction of a castle at Shimoyama, Minobu Town in
6254-484: The attack in person, but after taking the outer defences, he burned the main castle and withdrew. As anticipated, the Oda forces attacked his rear lines, but Motoyasu was prepared and drove off the Oda army. He then succeeded in delivering supplies during the siege of Odaka Castle a year later. Odaka was one of five disputed frontier forts under attack by the Oda clan, and the only one that still remained under Imagawa control. Motoyasu launched diversionary attacks against
6360-403: The brother-in-law of Nobunaga, who had broken his alliance with the Oda clan during the siege of Kanegasaki and Asakura combined to fight the combined armies of Nobunaga and Ieyasu who led 5,000 of his men to support Nobunaga at the battle. As the Oda clan engaged the Azai clan army on the right, Tokugawa's forces engaged the Asakura clan's army on the left. At first, Asakura's army gained
6466-581: The castle and capturing two of Udono's sons. He then used them as hostages to exchange for his wife and son. Sometime in the aftermath of the Okehazama battle where Imagawa Yoshimoto was slain, Ieyasu formed the Kiyosu Alliance [ jp ] with Oda Nobunaga , daimyo lord of Owari Province and the head of Oda clan . In 1563, Matsudaira Nobuyasu, the first son of Motoyasu, was married to Oda Nobunaga's daughter Tokuhime . In February, Matsudaira Motoyasu changed his name to Matsudaira Ieyasu . Some historians believe that these actions provoked
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#17327880239686572-408: The castle and instead made camp for the night. This error allowed a band of Tokugawa soldiers to raid the camp in the ensuing hours, further upsetting the already disoriented Takeda army, and ultimately resulting in Shingen's decision to call off the offensive altogether. Takeda Shingen would not get another chance to advance on Hamamatsu, much less Kyoto, since he died from unknown causes shortly after
6678-401: The center of modern development. Within the Greater Tokyo Area and especially the Tokyo- Yokohama metropolitan area, Kanto houses not only Japan's seat of government but also the nation's largest group of universities and cultural institutions, the greatest population and a large industrial zone. Although most of the Kanto plain is used for residential, commercial or industrial construction, it
6784-404: The condition that Hirotada send his young heir to Sunpu Domain as a hostage. Oda Nobuhide learned of this arrangement and had Takechiyo abducted. Takechiyo was five years old at the time. Nobuhide threatened to execute Takechiyo unless his father severed all ties with the Imagawa clan . However, Hirotada refused, stating that sacrificing his own son would show his seriousness in his pact with
6890-472: The coup d'état that was going on in Okazaki Castle. Furthermore, Sakai Tadatsugu, the most prominent general of Ieyasu, also may have played a role in confirming Oda Nobunaga's suspicion of the alleged betrayal against the Oda clan being planned by Nobuyasu Tsukiyama. Ieyasu may have concluded that if a high-ranking fudai daimyō such as Tadatsugu had confirmed the accusations against Lady Tsukiyama, then they must be true. Another theory has said that Tadatsugu
6996-434: The deciduous broad-leaved forest from an altitude of about 1100 m higher than the lower limit of the deciduous broad-leaved forest. Mountains are spread out such as the Taishaku Mountains, Mt. Takahara, Mt. Nasu, Mt. Yamizo, and Mt. The Kantō Plain, which is the largest plain in Japan. Just north of the Enna Hills is Japan's largest alluvial fan Nasuno at the foot of Mt. The Kujukuri Plain. The southern part of Chiba Prefecture
7102-417: The disputed regions and then split his army into two parts, with the separate detachment led by Sakai Tadatsugu and Ogasawara Nobumine going to pacify the Shinano Province, while Ieyasu took the main force to pacify Kai. Tadatsugu and Nobumine met with unexpected resistance from Suwa Yoritada, a former Takeda vassal who was now allied with the Hōjō clan. They were beaten by Yoritada, who were then reinforced by
7208-410: The end of battle, the Ikkō-ikki were defeated. By 1565, Ieyasu had become the master of all of Mikawa Province. In 1566, as Ieyasu declared his independence from the Imagawa clan. He reformed the order of Mikawa province starting with the Matsudaira clan , after he pacified Mikawa . This decision was made after he was counseled by his senior vassal Sakai Tadatsugu to abandon the clan's allegiance to
7314-459: The fall of the Kamakura Shogunate , and its political functions returned to Kyoto in 1392. In 1591, Tokugawa Ieyasu gave up control of his five provinces ( Mikawa , Tōtōmi , Suruga , Shinano , and Kai ) and moved all his soldiers and vassals to his new eight provinces in the Kantō region . The proclamation of this decision happened on the same day Toyotomi Hideyoshi, the de facto ruler of Japan at that time, entered Odawara castle following
7420-399: The field. Meanwhile, Nobunaga also stated that if Katsuyori neglected helping Motonobu at all, it would damage the Takeda clan's credibility because they could not save their own vassals. In 1581, Ieyasu forces managed to subdue Tanaka castle, and recapture Takatenjin castle , where Okabe Motonobu was killed during the fight. The end of the war with Takeda Katsuyori came in 1582, when
7526-570: The flank of Azai's formation, which caused Oda-Tokugawa's forces to be able to win the battle. In October 1571, Takeda Shingen broke the alliance with the Oda-Tokugawa forces and allied with the Odawara Hōjō clan . He decided to make a drive for Kyoto at the urging of the shōgun Ashikaga Yoshiaki , starting by invading Tokugawa lands in Tōtōmi . Takeda Shingen's first objectives in his campaign against Ieyasu were Nishikawa Castle , Yoshida Castle and Futamata Castle . In 1572, after besieging Futamata , Shingen would press on past Futamata towards
7632-644: The following day, which resulted in Hidetaka being killed on June 18. The Hōjō also gained support from the Hoshina clan , which was a former Takeda vassal, led by Hoshina Masatoshi and his sons Hoshina Masanao and Naitō Masaaki. By the end of June, they had secured all of the territory except for the areas controlled by the Sanada in Numata and Agatsuma. Meanwhile, Ieyasu immediately marched his 8,000 soldiers to
7738-491: The former Imagawa territories in Tōtōmi Province. In 1570, Ieyasu established Hamamatsu as the capital of his territory, placing his son Matsudaira Nobuyasu in charge of Okazaki . Asakura Yoshikage , the head of the Asakura clan and regent of Ashikaga Yoshiaki , refused to come to Kyōto. This caused Nobunaga to declare both of them rebels. Several reports from Mikawa Monogatari , Nobunaga Koki , Tokugawa Jikki , and
7844-430: The homage of his nominal retainers, led by the karō Torii Tadayoshi . One year later, at the age of 15 (according to East Asian age reckoning ), he married his first wife, Lady Tsukiyama , a relative of Imagawa Yoshimoto, and changed his name again to Matsudaira Kurandonosuke Motoyasu ( 松平 蔵人佐 元康 ) . A year later, their son, Matsudaira Nobuyasu , was born. He was then allowed to return to Mikawa Province. There,
7950-429: The major Tokugawa home castle at Hamamatsu . Ieyasu asked for help from Nobunaga, who sent him some 3,000 troops. Early in 1573, the two armies met at the Battle of Mikatagahara , north of Hamamatsu. The considerably larger Takeda army, under the expert direction of Shingen, overwhelmed Ieyasu's troops and caused heavy casualties. Despite his initial reluctance, Ieyasu was convinced by his generals to retreat. The battle
8056-589: The mediation of a Mikawa native and the abbot of the Kyo Seiganji Temple. Due to Motohisa's efforts, Yoshida Kaneyoshi discovered a genealogical document in the Manri-koji family that was precedent, saying, "Tokugawa (belongs) to Minamoto clan, as another offshoot of the Fujiwara clan," and a copy was transferred to him and used for the application. Then after passing several steps, Ieyasu gained
8162-558: The more plausible theory was that there was friction within the house of Tokugawa clan between two factions with conflicting ideals, as proposed by the Japanese writer Tenkyu Goro. One faction was active on the front lines and had many opportunities to advance their careers, dubbed the "Hamamatsu Castle Faction." The other faction was the "Okazaki Castle Faction," which consisted of Tokugawa vassals responsible for logistical support due to past injuries and other factors that caused them to play
8268-526: The newly subdued population of the area, while also to guard the eastern domains from the influence or threat from the Satomi clan which was not yet submit to the rule of Toyotomi at that time. The governors of Kantō region under Ieyasu rule: Meanwhile, Ieyasu himself establish his personal new seat of power on Edo town, which at that time was an underdeveloped town in Kantō. In the Edo period , Kanto became
8374-570: The next seven years, Ieyasu and Katsuyori fought a series of small battles, as the result, Ieyasu's troops managed to wrest control of Suruga Province from the Takeda clan . In 1579, Lady Tsukiyama , Ieyasu's wife, and his heir Matsudaira Nobuyasu were accused by Nobunaga of conspiring with Takeda Katsuyori to assassinate Nobunaga, whose daughter Tokuhime was married to Nobuyasu. Ieyasu ordered his wife to be executed and forced his son to commit seppuku because of these accusations. There are various theories regarding this incident. According to
8480-503: The permission of the Imperial Court and he was bestowed the courtesy title Mikawa-no-kami and the court rank of Junior 5th Rank, Lower Grade ( 從五位下 , ju go-i no ge ) . Though the Tokugawa clan could claim some modicum of freedom, they were very much subject to the requests of Oda Nobunaga . Ieyasu remained an ally of Nobunaga and his Mikawa soldiers were part of Nobunaga's army which captured Kyoto in 1568. In 1568, at
8586-827: The plain is an evergreen broad-leaved forest zone. The distribution height range of laurel forests is 900 m in Hakone, about 800 m in Tanzawa and Takao, about 700 m in Okutama, Oku Musashi and Oku Chichibu, about 600 m in Nishijoshu, Akagiyama, Ashio Mountains and Tsukuba Mountains and about 500 m in Kitage and Nasu Mountains . Over the evergreen broad-leaved forest are deciduous broad-leaved forests such as beech, birch, and Quercus crispula . In addition, coniferous forests such as Abies veitchii and Betula ermanii spread above
8692-482: The prefectural governors of Ibaraki, Tochigi, Gunma, Saitama, Chiba, Tokyo, Kanagawa, Yamanashi, Nagano, and Shizuoka. The Kantō Regional Development Bureau ( 関東地方整備局 , Kantō chihō seibi-kyoku ) of the Ministry of Land, Infrastructure, Transport and Tourism in the national government is responsible for eight prefectures generally (Ibaraki, Tochigi, Gunma, Saitama, Chiba, Tokyo, Kanagawa, Yamanashi) and parts of
8798-625: The pro-Imagawa faction, including the Sakurai and Okusa Matsudaira families, which led to the simultaneous uprising against Ieyasu in the following year. During this period, the Matsudaira clan faced a threat from the Ikkō-ikki movement, where peasants banded together with militant monks under the Jōdo Shinshū sect, and rejected the traditional feudal social order. Ieyasu undertook several battles to suppress this movement in his territories, including
8904-488: The rebels. On January 15, 1564, Ieyasu decided to concentrate his forces to attack and eliminate the Ikkō-ikki from Mikawa. In the Battle of Azukizaka , Ieyasu was fighting on the front lines and was nearly killed when he was struck by several bullets however he survived because they did not penetrate his armor. Both sides were using new gunpowder weapons which the Portuguese had introduced to Japan 20 years earlier. At
9010-541: The region is dividing it to "North Kantō" ( 北関東 , Kita-Kantō ) , consisting of Ibaraki, Tochigi, and Gunma prefectures, and "South Kantō" ( 南関東 , Minami-Kantō ) , consisting of Saitama (sometimes classified North), Chiba, Tokyo Metropolis (sometimes singulated), and Kanagawa prefectures. South Kantō is often regarded as synonymous with the Greater Tokyo Area . As part of Japan's attempts to predict earthquakes , an area roughly corresponding to South Kantō has been designated an 'Area of Intensified Observation' by
9116-463: The same time, Ieyasu was eager to expand eastward to Tōtōmi Province . Ieyasu and Takeda Shingen , the head of the Takeda clan in Kai Province , made an alliance for the purpose of conquering all the Imagawa territory. It is said that the Tokugawa clan had made an agreement with the Takeda clan when dividing the territory that the eastern Suruga Province would become Takeda territory and
9222-527: The same year, Ieyasu's troops penetrated Tōtōmi Province . Meanwhile, Takeda Shingen 's troops captured Suruga Province (including the Imagawa capital of Sunpu ). Imagawa Ujizane fled to Kakegawa Castle , which led Ieyasu to lay siege to Kakegawa . Ieyasu then negotiated with Ujizane, promising that if Ujizane surrendered himself and the remainder of Tōtōmi, Ieyasu would assist Ujizane in regaining Suruga. Ujizane had nothing left to lose, and Ieyasu immediately ended his alliance with Takeda , instead making
9328-463: The siege. During their retreat, Kagehira launched a counterattack to pursue Ieyasu, but this was repelled by Mizuno Tadashige and Torii Mototada who led the rearguard. In April 1575, Ōga Yashirō, a deputy governor of over 20 villages in Oku district of Mikawa under Matsudaira Nobuyasu, was arrested by Ōkubo Tadayo and paraded around Hamamatsu Castle . He was then executed by being mutilated alive with
9434-499: The surrender of the Hōjō clan after the Siege of Odawara (1590) . The moment Ieyasu appointed to rule Kantō, he immediately assign his premier vassals such as Ii Naomasa , Honda Tadakatsu , Sakakibara Yasumasa , and Sakai Ietsugu, son of Sakai Tadatsugu, each to control large area of the former Hōjō clan territories in Kantō. Historian such as Kawamura saw this step was meant to bring order
9540-413: The two neighboring forts, and when the garrisons of the other forts came to assist, Motoyasu's supply column was able to reach Odaka. By 1559, the leadership of the Oda clan had passed to Oda Nobunaga . In 1560, Imagawa Yoshimoto leading a large army of 25,000 men, invaded Oda territory. Motoyasu was assigned a separate mission to capture the stronghold of Marune in the Siege of Marune operation. As
9646-508: The waterways in two others (Nagano and Shizuoka). The Kantō Bureau of Economy, Trade and Industry ( 関東経済産業局 , Kantō keizai-sangyō-kyoku ) is responsible for eleven prefectures: Ibaraki, Tochigi, Gunma, Saitama, Chiba, Tokyo, Kanagawa, Niigata, Yamanashi, Nagano and Shizuoka. In the police organization of Japan, the National Police Agency 's supervisory office for Kantō ( 関東管区警察局 , Kantō kanku keisatsu-kyoku )
9752-455: The way, they were stopped by the Mizuno clan's forces at Chiryu, but because Asai Michitada was with them, they were not attacked. Having escaped from danger, Motoyasu entered Daijuji Temple outside Okazaki Castle the following day. With Imagawa Yoshimoto dead, and the Imagawa clan in a state of confusion, Motoyasu used the opportunity to assert his independence and marched his men back into
9858-519: The west side of Chiba Prefecture, a part of Tokyo and the east side of Kanagawa Prefecture, and borders the Pacific Ocean from Uraga Suido. The coastal area is an industrial area. The south side of Kanagawa Prefecture faces Sagami Bay and Sagami Nada. The southern coast of Ibaraki Prefecture faces Kashima Nada. The Sagami Trough, which was the epicenter of the two Kanto earthquakes, passes through Sagami Bay. Efforts are being made to take safety measures against earthquakes in various places. The highest point
9964-405: The western Tōtōmi province would be Tokugawa territory, with the Ōi River as the border. On January 8, 1569, the Takeda vassal Akiyama Nobutomo invaded the Tōtōmi province from Shinano Province. The Takeda clan, through Oda Nobunaga, with whom they had a friendly relationship, asked Ieyasu, who was Nobunaga's ally, to reconsider cooperation with the Takeda, but Ieyasu rejected the idea, and Ieyasu
10070-492: The world according to a study by PricewaterhouseCoopers . Sources:, Conversion rates - Exchange rates - OECD Data The population of Kantō region is very similar to that of the Greater Tokyo Area except that it does not contain Yamanashi Prefecture and contains the rural populations throughout the region. Per Japanese census data, and the Kantō region's data, population has continuously grown but
10176-423: Was 6, his father Hirotada died of unknown causes. There was a popular theory that he was murdered by his vassals, who had been bribed by the Oda clan. However, recent research published in a paper by Muraoka Mikio in 2015 stated that the assassination theory was unreliable and Hirotada's death may have been caused by a natural illness. Around the same time, Oda Nobuhide died during an epidemic. Nobuhide's death dealt
10282-405: Was a major defeat, but in the interest of maintaining the appearance of a dignified withdrawal, Ieyasu brazenly ordered the men in his castle to light torches, sound drums, and leave the gates open, to properly receive the returning warriors. To the surprise and relief of the Tokugawa army, this spectacle made the Takeda generals suspicious that they were being led into a trap, so they did not besiege
10388-728: Was a member of the Matsudaira clan , he claimed descent from the Seiwa Genji branch of the Minamoto clan . As there was no proof that the Matsudaira clan were descendants of Emperor Seiwa , the Emperor initially did not approve the appointment, citing the lack of a precedent for the Serada clan of the Seiwa Genji clan to be appointed as Mikawa-no-kami (Lord of Mikawa). Ieyasu then consulted with imperial noble Konoe Motohisa through
10494-412: Was actually conspiring with the Ieyasu's mother, Odai no Kata , to get rid of Lady Tsukiyama. Arthur Lindsay Sadler theorized this was a deliberate act of spite from Tadatsugu due to many senior Tokugawa clan generals' dislike of Nobuyasu. In the same year, Ieyasu named his third son, Tokugawa Hidetada , as his heir since his second son had been adopted by Toyotomi Hideyoshi , who would later become
10600-578: Was born in Okazaki Castle on the 26th day of the twelfth month of the eleventh year of Tenbun , according to the Japanese calendar , January 31, 1543 according to the Western calendar. Originally named Matsudaira Takechiyo ( 松平 竹千代 ) , he was the son of Matsudaira Hirotada ( 松平 広忠 ) , the daimyo of Mikawa of the Matsudaira clan , and Odai no Kata ( 於大の方 , Lady Odai) , the daughter of
10706-725: Was briefly a rival of Toyotomi Hideyoshi , before declaring his allegiance to Toyotomi and fighting on his behalf. Under Toyotomi, Ieyasu was relocated to the Kanto plains in eastern Japan, away from the Toyotomi power base in Osaka . He built his castle in the fishing village of Edo (now Tokyo ). He became the most powerful daimyo and the most senior officer under the Toyotomi regime. Ieyasu preserved his strength during Toyotomi's failed attempts to conquer Korea . After Hideyoshi's death and
10812-493: Was dangerous because of the Ochimusha-gari , or "Samurai hunters" gangs. Ieyasu and his party, therefore, chose the shortest route back to Mikawa Province by crossing Iga Province . The exact route differs in many versions according to primary sources Tokugawa Nikki or Mikawa Todai-Hon : Regardless which theory was true, historians agreed that when his path ended at Kada (a mountain pass between Kameyama and Iga),
10918-491: Was led by Ogasawara Sadayoshi and his retainers which opposed the steps taken by Dōsetsusai. Sadayoshi's group appealed to the Tokugawa clan and offered their allegiance to Ieyasu. On June 24, Kagekatsu advanced into northern Shinano and entered Naganuma castle . As the triangle battle was underway between the three factions, order was restored in Owari province as the rebellion of Akechi Mitsuhide had already been suppressed in
11024-434: Was opened. The final daimyō , Takagi Masayoshi, served as imperial governor until the abolition of the han system in 1871. He was ennobled with the kazoku peerage title of viscount (shishaku) in 1884. The site of the jin'ya became a field of private land in 1921 and there now no trace left. An archaeological excavation in 1999 confirmed the foundations of the jin'ya and the han school. As with most domains in
11130-458: Was taken as a hostage to Sunpu. At Sunpu, he was treated fairly well as a potentially useful ally of the Imagawa clan until 1556 when he was 14 years old. Yoshimoto decided that the Matsudaira clan's territory would be inherited by Takechiyo in the future, with the aim that Imagawa clan could rule the area by extensions of their Matsudaira clan as their vassal, this included Zuien-in (the daughter of Matsudaira Nobutada and Takechiyo's great-aunt), who
11236-477: Was the only member of the Anjo Matsudaira clan left in Okazaki Castle. In 1556, Takechiyo officially came of age, with Imagawa Yoshimoto presiding over his genpuku ceremony. Following tradition, he changed his name from Matsudaira Takechiyo to Matsudaira Jirōsaburō Motonobu ( 松平 次郎三郎 元信 ) . He was also briefly allowed to visit Okazaki to pay his respects to the tomb of his father, and receive
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