Mabuten Shinjou

Minori no Hibi is a cute short manga about a girl that goes to live with her wacky grandfather. Her grandfather, an inventor of strange items, likes to try them out on Minori. Many escapades then ensue as Minori learns to cope with these situations day by day.

No, this is not the sister manga of a certain series about a guy with a doll on his hand. All similarities in title are unintentional.