Mie's squirrel can grow to 0.091-0.17 m, tail length is 0.13-0.23 m, and its weight is generally 20-50 g. Mie's squirrels have a pair of large ears, small and short forelimbs, but slender and powerful hind legs, or because their actions are mainly jumping. Early European settlers called the small rodent the kangaroo rat because of its physical appearance and movement characteristics similar to kangaroos.

The back of the Mickey Mouse is gray-brown, and it is similar to other rodents Likewise, the Mie mouse is fertile all year round. Mie's shot rat became extinct in 1901, a smaller species of the kangaroo family.