Ganbare! Kobo-chan Gyuunyuu
Japanese title: がんばれ！コボちゃん牛乳
Type: OVA
Source: 4-koma manga
Episodes: 1
Status: Finished Airing
Aired: Not available
Duration: Unknown
Rating: G - All Ages
Demographics: Kids

An educational anime explaining trademarks to children using the cast of Kobo-chan commissioned by the Japan Patent Office.