"Elf Version Underclassmates"), was created by Pink Pineapple.
A television series based on Kakyūsei 2 game was also released, as well as OVA sequels and spin-offs based on Kakyūsei 2, that were considerably more explicit than the TV version.
The story revolves around Mizuho Yuuki, whose best friend Miko has fallen in love with Tohru.
Miko is fairly innocent and comes from a strict background so Mizuho tries not to get in the way of their relationship despite her growing awareness of Tohru who is currently boarding with her family, and accepts going on a date with the wealthy Haruhiko.
There is also outside interference from Ai, a younger student in their school, who also likes Tohru.