Hamster Paradise 4 is a virtual pet simulation game for the Game Boy Color that allows players to care for up to eight types of hamsters including Golden, Roborovski, and Panda. Players can maintain two hamsters simultaneously, witness their interactions during feeding, and engage in multiplayer features. The game also introduces new mini-games, locations, and 16 additional hamster breeds to discover.
The types of hamsters that can be raised have increased to eight types: Golden, Jungarian, Roborovski, Blue Sapphire, White, Black, Panda, and Pudding! In addition, it has become possible to keep two hamsters at the same time. When you feed them, you can see cute gestures that the two animals share and eat. You can marry your own hamsters or play with your friend's hamsters using the communication function. The contents of the mini-game have been renewed, new walking places have been added, 16 new types of hamsters can be discovered, and you can meet the discovered hamsters at `Maison de Hamster`.