Sengoku is a beat 'em up arcade game. It is the first entry of the Sengoku trilogy by SNK. It was ported to numerous home consoles including the Neo Geo, Neo Geo CD, Mega-CD and Super Famicom. The arcade version was part of SNK Arcade Classics Vol. 1, released in 2008. The Neo Geo version was re-released on the Japanese Virtual Console in 2011, with the sequels for the North American Virtual Console on November 8, 2012 and June 6, 2013 and for the PAL region on February 7, 2013 and September 5, 2013. In 2009 the series was compiled on the Sengoku Anthology for PlayStation 2 and Windows.

SNK Corporation is a Japanese video game hardware and software company. It is the successor to the company Shin Nihon Kikaku and presently owns the SNK video game brand and the Neo Geo video game platform, and electronics. SNK's predecessor Shin Nihon Kikaku Corporation was founded in 1978 by Eikichi Kawasaki. In 1981, the name was informally shortened to SNK Corporation, which became the company's official name in 1986.