JA

• Ja (novel), or Yes, by Thomas Bernhard • JA (TV series), a Danish television show ==Biology==

• Ja (beetle), an insect genus • Jasmonic acid, a plant hormone ==Language==

• Ja, grammatical particle meaning "yes" in most Germanic languages, Slovene language and informal English • Ja, meaning "I" in many Slavic languages • Ya (Cyrillic) (Я), a Cyrillic letter, pronounced /ja/ in some languages • Japanese language (ISO 639-1 alpha-2 code JA) • Ja (Indic), a glyph in the Brahmic family of scripts • Ja (Javanese) (ꦗ), a letter in the Javanese script ==Organizations==

• Jamiat Ahle Hadith, a Pakistani political party • Japan Agricultural Cooperatives (also JA Group) • Junior Achievement, a US-based youth organization • Yugoslav Action (Serbo-Croatian: Jugoslovenska akcija), a Yugoslav nationalist organization (1930–1935) ==People==

• Ja (footballer) (born 1987), Cape Verdean footballer • Ja Morant (born 1999), American basketball player • JA One (born 1969), American graffiti artist • Ja Rule (born 1976), American rapper, singer, songwriter, and actor ==Transportation==

• Chrysler JA platform, a series of vehicles made by Chrysler • NZR JA Class, a 4-8-2 steam locomotive used by New Zealand Railways • British Rail Class 73/0 electro-diesel locomotives (Pre-TOPS classification JA) • Saikyō Line, whose official symbol is • B&H Airlines (IATA:JA), a Bosnian airline ==Other uses==

• Ja (unit), a unit of measurement of length in Korea • Japan (NATO country code) • Judge Advocate • Judge of Appeal • Jammu and Kashmir (union territory), India (postal code) • Japan (aircraft registration prefix JA) == See also ==