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Technology and the built world

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Japan Advanced Semiconductor Manufacturing

Japan Advanced Semiconductor Manufacturing (JASM) is a majority TSMC-owned chipmaker founded in 2021 in Kumamoto, Japan, with Sony as an early shareholder; its first fab began volume production in December 2024.

Japan Air Lines Flight 123

Japan Air Lines Flight 123 was a Boeing 747 domestic flight from Tokyo to Osaka that crashed into Mount Osutaka, Japan, on 12 August 1985, killing 520 of 524 aboard.

Japan Air Self-Defense Force air wings

The Japan Air Self-Defense Force's air wings (kōkūdan) are base-centered formations; seven fall under the Air Defense Force and two under the Air Training Command.

Japan Airlines (日本航空)

Japan Airlines (日本航空), commonly known as JAL, is a major Japanese airline headquartered in Tokyo. Founded in 1951, it is Japan's first postwar airline and an oneworld member.

Japan Atomic Power Company

The Japan Atomic Power Company (日本原子力発電株式会社) is a Japanese utility founded in 1957 to pioneer commercial nuclear power, building the Tokai and Tsuruga stations, the country's first.

Japan Automobile Research Institute

The Japan Automobile Research Institute (日本自動車研究所, JARI) is a neutral, public-interest Japanese automotive research foundation in Tsukuba, Ibaraki, operating the Shirosato Test Center and the Jtown automated-driving facility.

Japan customs-cleared crude (JCC)

Japan customs-cleared crude (JCC), also called the Japan Crude Cocktail, is the average price of crude oil imported into Japan, calculated monthly from customs statistics by the Ministry of Finance.

Japan Highway Public Corporation

Japan Highway Public Corporation (日本道路公団, Nihon Dōro Kōdan), or JH, was a Japanese public corporation that built, managed, and collected tolls on the national expressway network from 1956 to 2005.

Japan Industrial Partners

Japan Industrial Partners (JIP) is a Japanese private equity firm specializing in corporate carve-outs and privatization, founded in 2002 and best known for its 2023 takeover of Toshiba.

Japan Iron and Steel Federation

The Japan Iron and Steel Federation (日本鉄鋼連盟, JISF) is the nationwide association of Japan's steel industry, founded in 1948 and known for steel statistics, standardization, and its green steel guidelines.

Japan Marine United Corporation

Japan Marine United Corporation (JMU) is a Japanese shipbuilding company headquartered in Yokohama, formed in 2013 through the merger of IHI Marine United and Universal Shipbuilding.

Japan Nuclear Fuel Limited

Japan Nuclear Fuel Limited (日本原燃), also known as JNFL, is a Japanese nuclear fuel-cycle company created in 1992 and headquartered in Rokkasho village, Aomori Prefecture.

Japan Power Demonstration Reactor

The Japan Power Demonstration Reactor (JPDR) was Japan's first nuclear power plant, a boiling water reactor at Tokai Village, Ibaraki, built by General Electric and operated by JAERI.

Japan Prize

The Japan Prize (日本国際賞) is an international award for science and technology presented annually in Tokyo since 1985, with each laureate receiving 100 million yen.

Japan Railways Group (JRグループ)

Japan Railways Group (JR Group) is seven private railway companies formed in 1987 when Japan privatized Japanese National Railways: six regional passenger operators and JR Freight.

Japan Railways locomotive numbering and classification

Japan Railways locomotive numbering and classification is the system of class codes identifying locomotives on Japan's railways, first standardized in 1909 and still used by the JR companies.

Japan Research Reactor No. 3

Japan Research Reactor No. 3 (JRR-3) is a 20 MW research reactor at the JAEA Tokai site in Ibaraki Prefecture, first critical in 1962 and upgraded in 1990.

Japan Robot Association Award

The Robot Award (ロボット大賞) is a biennial Japanese government commendation program, first held in 2006, honoring robots and robot projects that create new markets.

Japan semiconductor revival program

Japan semiconductor revival program: government-backed policies after the 2020 chip shortage, built on TSMC's JASM fabs in Kumamoto and the state-founded foundry Rapidus, aiming for 2nm mass production in Hokkaido by 2027.

Japan Society of Civil Engineers

The Japan Society of Civil Engineers (Doboku Gakkai) is a Japanese professional society for civil engineering, founded in 1914, with about 39,000 members and headquarters in Tokyo.

Japan Society of Mechanical Engineers

The Japan Society of Mechanical Engineers (JSME; 日本機械学会) is Japan's national professional society for mechanical engineering, founded in 1897 and headquartered in Tokyo, with more than 35,000 members.

Japan Tobacco (日本たばこ産業株式会社)

Japan Tobacco Inc., also known as 日本たばこ産業株式会社, is a Japanese tobacco company founded in 1985, known for Winston, Camel, and Ploom products sold in over 130 markets.

Japan Transport Safety Board

The Japan Transport Safety Board (JTSB), also called the Japanese Transportation Safety Board, is Japan's national agency investigating the causes of aircraft, railway, and marine accidents and serious incidents.

Japan–Korea Marker

The Japan–Korea Marker (JKM) is the Platts-published daily benchmark price for spot LNG cargoes delivered ex-ship into Japan, South Korea, China, and Taiwan, first assessed in February 2009.

Japan–Korea Undersea Tunnel

The Japan–Korea Undersea Tunnel (日韓トンネル, 한일해저터널) is a proposed road and rail link under the Korea Strait between Busan and Kyushu, judged economically unviable and never begun.

Japanese aircraft carrier Akagi

Akagi (赤城) was an Imperial Japanese Navy aircraft carrier, flagship of the Kidō Butai, in service from 1927 until she was sunk at Midway in 1942.

Japanese aircraft carrier Hiryū

Hiryū was an Imperial Japanese Navy aircraft carrier completed in 1939 and sunk at the Battle of Midway in June 1942, after disabling USS Yorktown.

Japanese aircraft carrier Hōshō

Hōshō (鳳翔) was an aircraft carrier of the Imperial Japanese Navy, completed in 1922 as the first ship in any navy designed from the keel up as a carrier.

Japanese aircraft carrier Kaga

Kaga (加賀) was an aircraft carrier of the Imperial Japanese Navy, converted from a battleship hull, that served from 1928 and fought at Pearl Harbor and Midway.

Japanese aircraft carrier Ryūjō

The Japanese aircraft carrier Ryūjō (龍驤) was a light carrier of the Imperial Japanese Navy, completed in 1933 and sunk at the Battle of the Eastern Solomons in 1942.