5th-grader Laura Haruna owns a hamster, and his name is Hamtaro. After moving into a new town, Hamtaro finds that he\\\\\\\'s in the company of lots of different hamsters, making up a group of hamster friends that go on crazy adventures through the city. Before they save Laura and other humans from nasty predicaments, however, they have to learn how to save themselves.

Has several sequel movies, such as Tottoko Hamutaro: Hamu Hamu Land Daibouken (movie), Tottoko Hamutaro: Ham Ham Ham~Jya! Maboroshi no Princess (movie), Tottoko Hamutaro: Ham Ham Grand Prix Aurora Tani no Kiseki (movie), Tottoko Hamutaro: Hamutaro to Fushigi no Oni no Ehonto (movie), Tottoko Hamutaro: Hamutaro no Otanjoubi ~Mama wo Tazunete Sanzen Techitechi~ (OAV), Tottoko Hamutaro: Hamuchanzu no Takara Sagashi Daisaku (OAV), Tottoko Hamutaro: Hamuchanzu to Niji no Kuni no Oujisama (OAV), Tottoko Hamutaro: Hamuchanzu no Mezase! Hamuhamu Kin Medal (OAV). Unfortunately, most of these are only in Japanese and only available to English via fansub.