Aneimo
English title: Square Sisters
Japanese title: あねいも
Alternative titles: Four for Foreplay
Type: OVA
Source: Visual novel
Episodes: 2
Status: Finished Airing
Aired: Aug 25, 2008 to Dec 25, 2008
Duration: 30 min per ep
Rating: Rx - Hentai
Studios: Flavors Soft
Producers: Milky Animation Label, MS Pictures
Licensors: Kitty Media
Genres: Hentai

Takumi lives next to Mizuki and Satsuki's house. They have been good friends since they were kids, going shopping and skiing together. One day, Kazuyoshi, Takumi's father, brings two girls, Saori and Yui, back to their house, and accepts them as new family members. At first, he is confused, but gradually becomes closer to them...