Arcade Games
| Galaga 3 | Change your ship in Parsec 1 | 06/16/06 |
Game Boy Advance
| Digidrive | Single mode unlockables | 07/31/06 |
| Digidrive | Vs. COM Unlockables | 07/31/06 |
| Mr. Driller Ace | Driller Grand Prix Unlockables | 01/20/04 |
| Mr. Driller Ace | Mission Driller Unlockables | 01/20/04 |
| Mr. Driller Ace | Wonderful Pacteria Unlockables | 01/20/04 |
| WarioWare, Inc.: Mega Microgame$! | Credits Easter Eggs | 07/01/03 |
PlayStation
| Namco Museum Vol. 4 | Assault Plus | 08/29/05 |
| Namco Museum Vol. 4 | Human Receptionist | 08/29/05 |
| Xevious 3D/G+ | Classic Secret Messages | 08/15/05 |
PlayStation 2
| Amplitude | Push Button Cheats | 09/24/03 |
Wii
| Excite Truck | Unlockables | 11/21/06 |
