Kei

• Kei (given name)
• Kei, Cantonese for Ji (姫)
• Kei, Cantonese for Qi (奇, 祁, 亓)
• Shō Kei (1700–1752), king of the Ryūkyū Kingdom
• Kei (singer) (born 1995), stage name of South Korean singer Kim Ji-yeon
• Princess Kei (Keihime) of Japan
• Kei Nishikori, Japanese professional tennis player

• Kei car, a Japanese category of small automobiles
• Suzuki Kei, a kei car produced by Suzuki between 1998 and 2009
• Kei truck, a Japanese category of small pickup trucks

• xxxHolic: Kei, the second season of the anime
• Sir Kei or Sir Kay, a character in Arthurian legend
• Kei, a character in Akira media
• Kei, a character in Dirty Pair media
• Kei, a character in the Ape Escape universe
• Kei, a fictional country in Twelve Kingdoms media
• Kei, a character in Moon Child
• Kei Nagase, a character in the Ace Combat universe
• Kei, short for Keiichiro, a character in Wangan Midnight and Wangan Midnight Maximum Tune

• Knowledge Ecology International, dealing with issues of intellectual property
• Knowledge Economic Index, on knowledge economy
• Keyword Effectiveness Index for a web site
• Kinetic Energy Interceptor, former planned American missile defense program
• Keithley Instruments, NYSE symbol

• Kei or Kai Islands, part of the Maluku Islands, Indonesia
• Kei language
• kei(x), one of the Kelvin functions
• Kei school of Buddhist sculpture, Japan
• Kei Rail, a South African rail project
• Kei cricket team, South Africa
• Kei, subgroup of the Kugyō in the Japanese pre-Meiji court
• Great Kei River, in South Africa
• a style in Japanese street fashion or a Japanese pop subculture, e.g. Visual kei
• Kei (ritual gong), a Japanese musical instrument

• Kai (disambiguation)
• KIE (disambiguation)

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