Cyborg 009 is an action game developed by Riot and released on Sega CD.

A-Rank Thunder Tanjouhen is an adventure game developed by Riot and released on Sega CD.

Xak I & II is a role-playing game developed by Micro Cabin and released on TurboGrafx-16.

Psycho Dream is a platform game developed by Riot and released on Super Nintendo Entertainment System.

Travel Epule is an action game developed by Riot and released on TurboGrafx-16.

Mahou no Shoujo: Silky Lip is an action game developed by Riot and released on Sega CD.

Death Bringer: Himerareta Monshou is a role-playing game developed by Riot and released on Sega CD.

Cosmic Fantasy Stories is a role-playing game developed by Riot and released on Sega CD.

Traysia is a role-playing game developed by Telenet Japan and released on Sega Genesis.

Beast Wrestler is an action game developed by Riot and released on Sega Genesis.

Exile is a role-playing game developed by Nippon Telenet and released on Sega Genesis, TurboGrafx-16.

Valis is a platform game developed by Riot and released on Sega Genesis.

Ys III: Wanderers from Ys is a role-playing game developed by Riot, Advance Communication Company, Alfa System, Nihon Falcom Corporation and released on Nintendo Entertainment System, PlayStation 2, PlayStation 3, Sega Genesis, Super Nintendo Entertainment System, TurboGrafx-16.