School Days ONA
Japanese title: スクールデイズ
Alternative titles: School Days
Type: ONA
Source: Visual novel
Episodes: 1
Status: Finished Airing
Aired: Feb 25, 2005
Duration: 21 min
Rating: PG-13 - Teens 13 or older
Studios: Animation Planet
Producers: Avex Entertainment, Lantis
Genres: Drama, Romance
Themes: Love Polygon, School

The story is about a love triangle between the male protagonist Makoto, and the two heroines Kotonoha and Sekai. Makoto develops a love interest in Kotonoha, a girl in the same year but different class. Although they both take the same train to school, she is unaware of his existence. His classmate, Sekai, manages to put the two together despite holding strong feelings towards Makoto.

(Source: ANN)