1,575 articles
Kawasaki Heavy Industries C151
The Kawasaki Heavy Industries C151 was Singapore's first-generation MRT train, a fleet of 66 six-car trains built in Japan that served from 1987 until 2025.
Kazakhstan Temir Zholy
Kazakhstan Temir Zholy (Қазақстан темір жолы, "Kazakhstan Railways"), formally NC KTZ JSC, is Kazakhstan's state-owned national railway company, formed in 1997 and among the world's 15 largest by freight turnover.
Kazanskaya (Saint Petersburg Metro)
Kazanskaya (Казанская) is a station on Line 1, the Kirovsko-Vyborgskaya line, of the Saint Petersburg Metro, a deep system averaging about 60 meters below ground.
Keikyu (京急)
Keikyu, formally Keihin Kyuko Electric Railway, is a Japanese private railway company founded in 1899 that runs from Shinagawa through Yokohama to the Miura Peninsula and serves Haneda Airport.
Keikyu N1000 series
The Keikyu N1000 series (京急新1000形) is a commuter electric multiple unit run by Keikyu since 2002, built for through services onto the Toei Asakusa Line.
Keisei Electric Railway
Keisei Electric Railway (京成電鉄) is a Japanese private railway operator in Chiba and eastern Tokyo, best known for the Skyliner express linking central Tokyo to Narita Airport.
Keiyō Line (京葉線)
The Keiyō Line (京葉線) is a 43 km JR East railway from Tokyo Station to Soga in Chiba along Tokyo Bay, the main rail access to Tokyo Disney Resort.
Kenya Railways
Kenya Railways is Kenya's railway system, operated by the state-owned Kenya Railways Corporation in Nairobi, running the Standard Gauge Railway between Mombasa and Nairobi, commuter rail, and freight services.
Keolis
Keolis is a French public transport operator, 70% owned by the SNCF Group, that runs bus, tram, metro, and rail networks for public authorities in 14 countries.
Kereta Api Indonesia
Kereta Api Indonesia (KAI) is Indonesia's state-owned railway company providing passenger and freight services; in 2025 KAI Group carried 442 million passengers and nearly 70 million tons of freight.
Kereta Cepat Indonesia China
Kereta Cepat Indonesia China (KCIC) is an Indonesian-Chinese joint venture company formed in 2015 that built and operates the Whoosh high-speed railway between Jakarta and Bandung, opened in 2023.
Keretapi Tanah Melayu
Keretapi Tanah Melayu, also known as Malayan Railways, is the national railway of Peninsular Malaysia, tracing its first tin-hauling line to 1885 and corporatized as KTMB in 1992.
Kerr, Stuart and Company
Kerr, Stuart and Company was a British locomotive manufacturer founded in Glasgow in 1881, based at Stoke-on-Trent, which built about 1,500 locomotives before collapsing in 1930.
Key System
The Key System, also known as Key Route, was a transit network serving the East Bay from 1903 to 1960, running streetcars, ferries, and Bay Bridge trains to San Francisco.
Kievskaya (Koltsevaya line)
Kievskaya (Киевская) is a station on the Koltsevaya (Circle) line of the Moscow Metro, opened on 14 March 1954 and decorated with 18 large mosaic panels on Russian-Ukrainian unity.
KiHa 100 series
The KiHa 100 series (キハ100系) is a diesel multiple unit built for JR East, introduced in 1990 to replace aging Japanese National Railways cars on rural non-electrified lines.
KiHa 181 series
The KiHa 181 series (キハ181系) was a limited express diesel multiple unit built by Japanese National Railways from 1968 to 1972, with 158 cars serving steep non-electrified lines until 2010.
KiHa 183 series (キハ183系)
The KiHa 183 series (キハ183系) is a Japanese limited-express diesel multiple unit designed for Hokkaido's snow and cold, the island's diesel express backbone from 1981 to 2023.
KiHa 40 series
The KiHa 40 series, also known as KiHa 40 (国鉄キハ40系), is a Japanese diesel multiple unit introduced by Japanese National Railways in 1977 for unelectrified local lines.
Kleinlokomotive
Kleinlokomotive, or Kleinlok, is a German classification for small, low-power shunting locomotives created by the Deutsche Reichsbahn-Gesellschaft in 1931; the best known is the Köf II.
KLIA Transit
KLIA Transit, or Laluan KLIA Transit, is a stopping airport rail service in Malaysia from Kuala Lumpur Sentral to KLIA, running alongside the non-stop KLIA Ekspres since 2002.
Kochi Metro (കൊച്ചി മെട്രോ)
Kochi Metro (കൊച്ചി മെട്രോ), also called Kochi Metro Rail, is a rapid transit system serving Kochi, Kerala, India, opened in June 2017; it runs about 28 km from Aluva to Tripunithura.
Kolkata Metro (কলকাতা মেট্রো)
The Kolkata Metro (কলকাতা মেট্রো), also known as the Calcutta Metro, is the rapid transit system of Kolkata, India, and the first metro railway in the country, opened in 1984.
Kolkata railway station
Kolkata railway station, also known as Chitpur station, is a long-distance passenger terminal in north Kolkata, India, opened in 2006 as the city's third rail terminal after Howrah and Sealdah.
Komachi (train)
Komachi (こまち) is the shinkansen train service of the Akita Shinkansen line, operated by JR East between Tokyo and Akita in northern Japan since 1997.
Komsomolskaya (Moscow Metro)
Komsomolskaya (Комсомольская) is a station on the Circle line of the Moscow Metro, opened in 1952 and designed by Alexey Shchusev with mosaics by Pavel Korin; it was the network's busiest station in 2021.
Korail
Korail, formally the Korea Railroad Corporation (한국철도공사), is South Korea's state-owned national railway operator, running the KTX high-speed trains, metropolitan railways, and freight services nationwide.
Koralm Tunnel
The Koralm Tunnel is a 32.9 km railway tunnel in Austria that opened in December 2025, cutting the Graz to Klagenfurt train journey to 45 minutes.
Korea Train Express (한국고속철도)
Korea Train Express (한국고속철도), commonly known as KTX, is the high-speed rail service of South Korea, operated by KORAIL since 2004 and cutting Seoul–Busan to under three hours.
Korean railway expansion under Japanese rule
Korean railway expansion under Japanese rule was the construction of Korea's railways by Japan from the 1890s to 1945, producing Asia's most developed rail system outside Japan.