Arcade Games
| Dance Dance Revolution Extreme | DDR: Extreme Unlock Codes | 04/23/03 |
| Dance Dance Revolution Extreme | Special Options without menu | 08/09/03 |
| Pop'n Music 5 | Song Modifiers | 01/24/05 |
DS
| Sudoku Master | Earning crowns | 09/08/09 |
Game Boy Advance
| Boktai | Information Room | 03/04/04 |
GameGear
| Gear Works | Level Passwords | 02/27/04 |
PlayStation 2
| Beatmania IIDX 4th Style: New Songs Collection | Expert Course Unlocks | 01/31/05 |
| Beatmania IIDX 4th Style: New Songs Collection | Song Unlocks | 01/31/05 |
| Beatmania IIDX 4th Style: New Songs Collection | Unlockable Modes | 01/28/05 |
| Beatmania IIDX 8th Style | Unlockables | 12/10/04 |
| BeatMania IIDX 9th Style | Song Unlocks | 05/12/05 |
| Dance Dance Revolution E | Play songs not yet unlocked | 10/04/04 |
| DDRMAX2 Dance Dance Revolution | Dance Master in the Information Menu | 11/16/03 |
| DDRMAX2 Dance Dance Revolution | Play extra songs | 10/22/03 |
| In the Groove | Avoid being locked into a song by Chance | 06/13/05 |
