| Hamtaro - Ham-Hams Unite! Europe En Fr De Es It | Nintendo - Game Boy Color | 2002 |
| Hamtaro - Ham-Hams Unite! USA | Nintendo - Game Boy Color | 2002 |
| Tottoko Hamutarou - Tomodachi Daisakusen Dechu Japan | Nintendo - Game Boy Color | 0 |
| Tottoko Hamutarou - Tomodachi Daisakusen Dechu Japan Rev 1 | Nintendo - Game Boy Color | 0 |
| Tottoko Hamutarou 2 - Hamu-chan Zu Daishuugou Dechu Japan | Nintendo - Game Boy Color | 0 |
| Hamtaro - Ham-Ham Games Japan USA En Ja | Nintendo - Game Boy Advance | 2004 |
| Hamtaro - Ham-Ham Games Europe En Fr De Es It | Nintendo - Game Boy Advance | 2004 |
| Hamtaro - Ham-Ham Heartbreak Europe En Fr De Es It | Nintendo - Game Boy Advance | 2003 |
| Hamtaro - Ham-Ham Heartbreak USA | Nintendo - Game Boy Advance | 2003 |
| Hamtaro - Rainbow Rescue Europe En Fr De Es It | Nintendo - Game Boy Advance | 2004 |
| Tottoko Hamutarou 3 - Love Love Daibouken Dechu Japan | Nintendo - Game Boy Advance | 0 |
| Tottoko Hamutarou 4 - Nijiiro Daikoushin Dechu Japan | Nintendo - Game Boy Advance | 0 |