| Title | Year | Genre |
|---|---|---|
| Cuestion de Honor | 2004 | Action |
| Culdcept | 2003 | Board game |
| Culdcept II Expansion | 2002 | Board game |
| Curious George | 2006 | Platform |
| Curry House CoCo Ichiban'ya - Kyou mo Genki da! Curry ga Umai!! | 2004 | Arcade |
| Curse - The Eye of Isis | 2004 | Adventure |
| Cy Girls | 2004 | Action |
| Cyber Jansou | 2002 | Mahjong |
| Cyber Troopers Virtual-On Marz | 2003 | Action |
| Cyclone Circus | 2006 | Racing |
