The Tokuyama Dam ( 徳山ダム , Tokuyama damu ) is an embankment dam near Ibigawa , Ibi District , Gifu Prefecture in Japan . The dam was completed in 2008 and will support a 153 MW hydroelectric power station that is expected to be fully operational in 2015. Unit 1 at 23 MW was commissioned in May 2014. The dam was originally intended to withhold the upper reservoir of a 400 MW pumped-storage power station until a design change in 2004. The dam is also intended for flood control and water supply . It is the largest dam by structural volume in Japan and withholds the country's largest reservoir by volume as well.
31-640: In December 1957, Electric Power Development Company (J-Power) selected the Ibi River for study at the 23rd Electric Power Development Coordinating Meeting. By May 1976, the Ministry of Construction released their bulletin "Policy on Tokuyama Dam Construction Project". In December 1982, the project was incorporated into the Electric Power Development Basic Plan. It was approved by the government in 1998. The original project
62-480: A 660,000,000 m (2.3 × 10 cu ft) capacity, surface area of 13 km (5.0 sq mi) and catchment area of 254.5 km (98.3 sq mi). The dam will support two Francis turbine - generators , one with a 130 MW capacity which will be located in an underground power station downstream. The second is an operational 23 MW generator and is located at the base of the dam. The installed capacity of both will be 153 MW. The power station will process
93-698: A few wind farms and is currently building a nuclear plant in Ohma , Aomori prefecture, that is scheduled to begin operations in November 2014. J-Power is the sole operator of the transmission lines connecting the four main islands of Japan. After World War II , as a part of many changes implemented, the Supreme Commander of the Allied Powers ordered the dismantling of Nihon Hassoden K.K. ( 日本発送電株式会社 , Nihon Hassōden Kabushiki-gaisha ) , which at
124-566: A maximum of 100 m/s (3,500 cu ft/s) for power production. [REDACTED] Media related to Tokuyama Dam at Wikimedia Commons Download coordinates as: Electric Power Development Company The Electric Power Development Co., Ltd. ( 電源開発株式会社 , Dengen Kaihatsu Kabushiki-gaisha ) , operating under the brand name J-POWER , formerly Denpatsu ( 電発 ) , is an electric utility in Japan . It mainly produces electricity from coal and hydroelectric power stations. It also has
155-472: A second connection after it had already connected. Even though brokerages have access to alternative gateways, the outage caused "delays in execution, correction and cancellation" for many securities firms including Daiwa Securities and Nomura. On October 1, 2020, for the first time in its history as an all electronic exchange, the Tokyo Stock Exchange had to suspend trading in all shares for
186-490: A trader at UBS Warburg , the Swiss investment bank, sold 610,000 shares in this company at ¥6 each, while he intended to sell 16 shares at ¥600,000. The bank lost £71 million. During yet another initial public offering, that of J-Com, on December 8, 2005, an employee at Mizuho Securities Co., Ltd. mistakenly typed an order to sell 600,000 shares at ¥1 each, instead of an order to sell 1 share at ¥600,000. Mizuho failed to catch
217-481: A whole day due to a technical glitch, causing buying and selling to freeze. This was announced just minutes before 9 a.m., when it was scheduled to open. The problem was found to be in "the system for relaying market information", hence making the glitch a network problem, but the Asahi Shimbun reported that the glitch was due to a mechanical failure. The issue stemmed back to the "Arrowhead" trading system and
248-536: Is a stock exchange located in Tokyo , Japan . The exchange is owned by Japan Exchange Group (JPX), a holding company that it also lists ( TYO : 8697 ), and operated by Tokyo Stock Exchange, Inc., a wholly owned subsidiary of JPX. JPX was formed from merger of Tokyo Stock Exchange Group, Inc. with Osaka Securities Exchange Co., Ltd. (now Osaka Exchange, Inc. ); the merger process began in July 2012, when said merger
279-602: The First Section which started when Tokyo Stock Exchange was re-established in 1949 and includes mainly large companies; the Second Section which started in 1961 and includes mainly mid-sized companies; JASDAQ (established in 1991, acquired by Osaka Stock Exchange in 2010, and absorbed into TSE in 2013) and Mothers (Market of the high-growth and emerging stocks, established at TSE in 1999) which are both for emerging companies; and TOKYO PRO Market which
310-741: The stock market of TSE are the Nikkei 225 index of companies selected by the Nihon Keizai Shimbun (Japan's largest business newspaper), the TOPIX index based on the share prices of Prime companies, and the J30 index of large industrial companies maintained by Japan's major broadsheet newspapers. There are also active bond market and futures market . Ninety-four domestic and 10 foreign securities companies participate in TSE trading. See: Members of
341-600: The Growth subsection were transitioned into the Growth market, along with all 424 companies in the Mothers section. There were a total of 3,899 companies listed in Tokyo Stock Exchange, as of 21 August 2023. The Tokyo Stock Exchange was established on May 15, 1878, as the Tokyo Kabushiki Torihikijo ( 東京株式取引所 , also literally means the Tokyo Stock Exchange and shortened as Tōkabu ( 東株 ) ) under
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#1732791348158372-577: The TSE paid $ 303 million to acquire a 4.99% stake in Singapore Exchange Ltd. The London Stock Exchange (LSE) and the TSE are developing jointly traded products and share technology, marking the latest cross-border deal among bourses as international competition heats up. In July 2008, the LSE and the TSE announced a new joint venture Tokyo-based market, which will be based on the LSE's Alternative Investment Market (AIM). The exchange
403-792: The Tokyo Stock Exchange The exchange's press club, called the Kabuto Club ( 兜倶楽部 , Kabuto kurabu ) , meets on the third floor of the TSE building. Most Kabuto Club members are affiliated with the Nihon Keizai Shimbun , Kyodo News , Jiji Press , or business television broadcasters such as Bloomberg LP and CNBC . The Kabuto Club is generally busiest during April and May, when public companies release their annual accounts. The exchange's normal trading sessions are from 9:00 a.m. to 11:30 a.m. and from 12:30 p.m. to 3:00 p.m. on all days of
434-413: The close on January 18 due to the trade volume threatening to exceed the exchange's computer system's capacity of 4.5 million trades per day. This was called the "livedoor shock". The exchange quickly increased its order capacity to five million trades a day. On October 9, 2018, one of the four gateways used for order entry was taken down after Merrill Lynch Japan Securities erroneously tried to establish
465-553: The concerns and protests of locals and groups. Instead of the pumped-storage hydroelectric scheme, only the Tokuyama Dam was to be constructed with a 153-MW conventional power station. Subsequently, the Sugihara Dam and Sugihara Power Plant were scrapped from the project. During construction, the 503 m (1,650 ft) long Tokunoyama Hattoku Bridge was constructed upstream. With improved techniques and equipment, fill for
496-536: The dam was laid at a pace of 6,200,000 m (220,000,000 cu ft) per year, enabling the dam to be constructed in 26 months. Sediment from the Yokoyama Dam 's reservoir was used as fill as well. In September 2006 initial filling of the reservoir behind the Tokuyama Dam began and by June 2008, the dam was complete. Filling was complete in September. In October of the same year, J-Power passed oversight of
527-758: The demand of power, thus it was decided that the occupied government would specially create an electric company with such capabilities. On September 19, 1952 the Electric Power Development Company (EDPC) was established as a government agency. In 1997, the Japanese government announced the privatization of EDPC, and in 2004, it went public and was listed on the Tokyo Stock Exchange . Tokyo Stock Exchange The Tokyo Stock Exchange ( 東京証券取引所 , Tōkyō Shōken Torihikijo ) , abbreviated as Tosho ( 東証 ) or TSE/TYO ,
558-506: The direction of then- Finance Minister Ōkuma Shigenobu and capitalist advocate Shibusawa Eiichi . Trading began on June 1, 1878. In 1943, the exchange was combined with eleven other stock exchanges in major Japanese cities to form a single Japanese Stock Exchange ( 日本証券取引所 , Nippon Shōken Torihikisho ) . The combined exchange was shut down on August 1, days before the bombing of Hiroshima . The Tokyo Stock Exchange reopened under its current Japanese name on May 16, 1949, pursuant to
589-429: The error; the Tokyo Stock Exchange initially blocked attempts to cancel the order, resulting in a net loss of US$ 347 million to be shared between the exchange and Mizuho. Both companies are now trying to deal with their troubles: lack of error checking, lack of safeguards, lack of reliability, lack of transparency, lack of testing, loss of confidence, and loss of profits. On 11 December, the TSE acknowledged that its system
620-558: The inability to fail over to backup hardware. Other stock markets in Japan, including regional exchanges in Nagoya, Fukuoka and Sapporo, also suspended trading because they used the same technology platform as the TSE. Meanwhile, derivatives on the OSE continued trading, with Nikkei futures ending the day 0.56% higher. Japan Exchange Group Inc., which operates the Tokyo Stock Exchange, said that
651-433: The new Securities Exchange Act. The TSE runup from 1983 to 1990 was unprecedented, in 1990 it accounted for over 60% of the world's stock market capitalization (by far the world's largest) before falling precipitously in value and rank one of the 4th largest exchange in the world by market capitalization of listed shares. The current TSE building was opened on May 23, 1988, replacing the original TSE building from 1931, and
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#1732791348158682-407: The power station construction to Chubu. The first generator, Unit 1, was commissioned on 15 May 2014. Unit 2 should be commissioned by June 2015. The Tokuyama Dam is a 427.1 m (1,401 ft) long and 161 m (528 ft) high rock-fill embankment dam with a clay core. The total structural volume of the dam is 13,700,000 m (480,000,000 cu ft). The dam creates a reservoir with
713-640: The results were published on January 11, 2022. From the First Section, 1841 companies were transitioned into the Prime market and 344 companies were transitioned into the Standard market. All 474 companies in the Second Section were also transitioned into the Standard market. From JASDAQ , all 658 companies in its Standard subsection were transitioned into the Standard market and all 36 companies in
744-418: The time provided electricity to all of Japan with a semi-governmental status. This was broken up into a number of utilities, which have become Japan's modern electric utility companies. However, in the battered state of post-war Japan, there were few investors out there to put money in these new companies, and certainly not enough to allow for sufficient R&D of power sources that Japan needed to keep up with
775-526: The trading floor of the TSE was closed on April 30, 1999, so that the exchange could switch to electronic trading for all transactions. A new facility, called TSE Arrows ( 東証アローズ , Tōshō Arrows ) , opened on May 9, 2000. In 2010, the TSE launched its Arrowhead trading facility. In 2001, the TSE restructured itself as a kabushiki gaisha ("stock company"): before this time, it was structured as an incorporated association ( 社団法人 , shadan hōjin ) with its members as shareholders. On 15 June 2007,
806-684: The week except Saturdays, Sundays and holidays declared by the Exchange in advance. The exchange is closed for the following holidays: New Year's Day , Coming of Age Day , National Foundation Day , Vernal Equinox Day , Shōwa Day , Constitution Memorial Day , Greenery Day , Children's Day , Marine Day , Respect for the Aged Day , Autumnal Equinox , Health and Sports Day , Culture Day , Labour Thanksgiving Day , and The Emperor's Birthday . Until April 4, 2022, corporate shares are listed and traded at Tokyo Stock Exchange in five market sections:
837-456: Was a pumped-storage hydroelectric scheme which consisted of the Tokuyama Dam as the upper reservoir , the Sugihara Dam as the lower and the 400 MW Sugihara Power Plant. The dam is named after the village that was flooded by the construction of the dam. Construction on the dam started in May 2000 but by May 2004 J-Power and Chubu Electric announced they had changed the design of the project due to
868-481: Was approved by the Japan Fair Trade Commission . JPX itself was launched on January 1, 2013. The TSE is incorporated as a kabushiki gaisha ( joint-stock company ) with nine directors, four auditors and eight executive officers. Its headquarters are located at 2-1 Nihonbashi - Kabutochō , Chūō , Tokyo which is the largest financial district in Japan . The main indices tracking
899-528: Was at fault in the Mizuho trade. On 21 December, Takuo Tsurushima, chief executive of the TSE, and two other senior executives resigned over the Mizuho affair. On January 17, 2006, the Nikkei 225 fell 2.8%, its fastest drop in nine months, as investors sold stocks across the board in the wake of a raid by prosecutors on internet company livedoor . The Tokyo Stock Exchange suspended trading 20 minutes before
930-599: Was established in 2009 jointly with London Stock Exchange as an Alternative Investment Market (Tokyo AIM) for small companies. There were a total of 3,821 companies listed in Tokyo Stock Exchange, as of March 31, 2022. companies) (本則市場) Beginning April 4, 2022, the market divisions were restructured into the Prime , Standard and Growth market divisions, differentiated by market liquidity , corporate governance , and other criteria. Companies voluntarily selected their new division between September and December 2021, and
961-491: Was only able to operate for 90 minutes on November 1, 2005, due to bugs with a newly installed transactions system, developed by Fujitsu , which was supposed to help cope with higher trading volumes. The interruption in trading was the worst in the history of the exchange until October 1, 2020. Trading was suspended for four-and-a-half hours. During the initial public offering of advertising giant Dentsu , in December 2001,