Makeruna! Senta: Sayonara Ijime Mushi
Japanese title: 負けるな！千太～さよならいじめ虫～
Type: OVA
Source: Unknown
Episodes: 1
Status: Finished Airing
Aired: 1997
Duration: 24 min
Rating: G - All Ages
Genres: Drama
Demographics: Kids

Human beings as well as other creatures have a cruel heart. Everyone thinks that all they're doing is bullying insects. In this anime each individual is confronted with the bullying and asked about it; their replies show the ugliness of their own hearts.