Monster Race Okawari, meaning "Monster Race Encore" or "Second Helping," is a Nintendo Game Boy game released in Japan. It's likely a sequel or expansion to the original Monster Race, building upon the same core gameplay concept. It probably features similar racing mechanics with monsters, but potentially with additional monsters, tracks, and game modes. Further details on the development and publishing teams require more research.

Monster Race Okawari (Japan)

Monster Maker 2 - Uru no Hiken (Japan)