Aniki to Isshoja Nemurenai
Eight years ago, our parents remarried and we became brothers.Haruto is six years older than me. We’re not related by blood, but he treats me kindly and takes care of me as if I were his real brother.Because of this, I started harboring this desire to monopolize him….I don’t want him to find out about these dirty feelings!Although I live alone now that I started university, my brother found a way to come after me….!?
Gokudou Darling
When his mother dies in a sudden accident on a honeymoon after her remarriage, the destitute host, Tatsumi, has no idea that her new husband had been the oyabun of a yakuza gang. But while Tatsumi continues to refuse to accept his inheritance, the new leader of the gang, and Tatsumi's step-brother, Yoshimune, appears. He welcomes Tatsumi into the family by force. Gradually, while living with Yoshimune who won't leave him alone for some reason, Tatsumi starts to…?!
Sayonara Boku No Princess Lolita
"Disgusting, not even cute." I hurt my little brother, a popular cross-dressing model, with heartless words. But none of them are true. Our parents remarried when we were little, and Yuki became my step brother. He's so cute and very, dearly important to me, but somehow my feelings changed into something they shouldn’t have. It's painful to be around him, but Yuki, who's grown up to be so handsome, keeps coming to me even when I give him the cold shoulder…
Ichiban Chikaku De Koi O Suru
Hito ni Ienai Aidagara (Yukimura)
1-2) Unspeakable Relationship ~ Inoue's Case Kensuke meets, through a dating site, a certain "Michiru-san" who's erotic, has a sexy beauty mark near his mouth, and is great at playing coy. Although they both lie and claim they're 20, Kensuke is actually 17 and Michiru-san is actually 26. Not only are they 9 years apart in age, but Michiru also ends up being a teacher at Kensuke's school! As soon as the truth is out, Michiru stoically proposes to end the relationship. 3) Unspeakable Relationship ~ Yamada's Case It seems Inoue's friend Yamada has his own forbidden love.
Brother X Brother
After being told that his dad passed away, Souichirou comes back to the house which used to be his home 8 years ago. There, he finds out about the existence of his two older brothers - Masato, the eldest, and Kaname, the middle child. In order to receive rights to the house, Souichirou has to live together with them, and despite the chaos and arguments, it's fine by Souichirou if it means he can get the house. But one day, he accidentally sees Masato kissing Kaname...
Ani To Wa Koinaka Nandesu Ga.