Ichinen Ikkumi
Type: OVA, Episodes: 1
Aired: 2002
Studio: Toei Animation
Source: Unknown
Rating: G - All Ages
Synopsis:
Based on a well known children's book series by Ryugi Goto (Story) and Hasegawa Tomoko (Illustrations).

Follows the adventure of a naughty boy and the rest of the kids in his classroom.