Dororonpa!

どろろんぱっ！

Spring 1991 TV Short Shin-Ei Animation

Komachi is a little ghost who died during the Meiji Era and has hung around earth as a wandering spirit girl for over a hundred years. Komachi appears in the room of a young girl named Anko and the two get wrapped up in all sorts of adventures involving other ghosts and demons.

(Source: TV Asahi)