Kakyuusei (TV)
Japanese title: 下級生
Type: TV
Episodes: 13
Premiered: summer 1999
Source: Visual novel
Genres: Drama, Romance
Studios: PP Project
Producers: Pink Pineapple
Duration: 26 min per ep
Rating: PG-13 - Teens 13 or older

When Tsuyoshi rushed to school as usual, he found a girl who tried to help a kitten which couldn't get down from a tree. It was Minamizato Ai who had loved Tsuyoshi secretly for a long time.

(Source: AniDB)