Manfī no Fushigina Bōken (マンフィーのふしぎなぼうけん Manfi no Fushigina Bouken?, lit. "Magic Adventures of Mumfie") is an educational game developed and published by Konami and released for the Picno in 1995 in Japan only. The game is based on the animated television series of same name.
Konami Wiki