Hamster Monogatari 64 (ハムスターモノガタリ64) is a Nintendo 64 game released exclusively in Japan in 1999. The game is a virtual pet sim with a twist: you take care of a hamster! Players must take care of their hamster by feeding it, playing with it, and cleaning its cage. The game also features a variety of mini-games that can be played with the hamster. The graphics are simple and colorful, and the music is cheerful and upbeat. The goal of the game is to make your hamster happy and healthy. Players can also customize their hamster by changing its color, accessories, and even its name. Hamster Monogatari 64 is a unique and charming game that is sure to bring a smile to any gamer's face.