Oniichan Lab
- Alternative Name:
- Oniichan Love; Onichan Lab Tateno Makoto
- Status:
- Completed
- Categories:
- Romance, Shoujo,
- Type :
- Japanese
- Author:
- Tateno Makoto
- Artist:
- -
- Share
3 older brothers Ikezava Sumir, Asagi, Ai and Con, so beautiful that even friends are jealous. Summir also loves Asagi and Ai, but for some reason can't like Kon. This is the reason ...!? Senior brother x3 + younger sister = happy and sweet!? Sumirhe and his older brothers, complete happiness comedy "Houses".