Gekioh: Shooting King

Shienryu is a 1997 vertically scrolling shooter video game developed by Warashi and published by Sega for arcades. It was released in Japan in February 1997. It was later followed by a Sega Saturn console release the same year. A PlayStation version was released in 1999 and 2002 in Japan and North America respectively as Geki-Oh Shienryu and Geki-Oh Shooting King. Hamster Corporation acquired the game's rights alongside Warashi's catalogue, releasing the PS1 version as part of their Console Archives series for the Nintendo Switch 2 and PlayStation 5 in May 2026.