Soul Edge is a 1995 fighting game developed and published by Namco for arcades. It is the first installment in the Soulcalibur series. Introduced at the JAMMA trade show in November 1995, the full arcade game was released on February 20, 1996 and May 16, 1996 on System 11 hardware, the same board used by Tekken and Tekken 2. Later in December, an upgraded and expanded version of the game was ported to the PlayStation; this version was renamed Soul Blade outside Japan and released in 1997.