Hamtaro: Ham-Ham Games is a Game Boy Advance action and adventure game based on the Hamtaro TV series. The game sends the Ham-Hams to Rainbow Land for a sports-themed competition hosted by Prince Bo.

• Cleaned, tested, and guaranteed to play. Authentic cartridge.
• Compete in over a dozen sports challenges built around quick, arcade-style events.
• Events include tennis, triple jump, archery-style target play, hurdles, and other Ham-Ham Games contests.
• Features familiar Ham-Hams from the Hamtaro series alongside new rival teams.
• Team Seahams brings pirate-themed competitors, while Team Rainbow adds another group of new hamsters to the competition.
• GBA Link Cable support is featured for connected play between Game Boy Advance systems.

The game centers on earning the title of Ham-Ham Champion through event-based challenges rather than a traditional platforming adventure. Its Rainbow Land setting gives this Hamtaro release a distinct tournament format within the Game Boy Advance library.