Inai Inai Baa Ba
English name: Peek-a-Boo
Genres: Slice of Life
Type: Movie, Episodes: 1
Aired: 2011
Source: Original
Rating: G - All Ages
Synopsis:
The old granny playing peek-a-boo is gone. Instead, a stranger appears and draws closer to the child. Peek-a-boo involves exercising memory, and looking directly at your partner.

(Source: Geidai Animation)