Description:

Yuusuke and Atsushi are not connected by blood. They have not seen each other for several years. Atsusi matured, and even became much more than his older brother. He moved to enroll into University. Yuusuke receives an unexpected visit from Atsushi who has come to live with Yuusuke. (Source: M-U)

Description:

Kai loves his stepbrother Riku from the bottom of his heart. However, Riku treasures “the bonds of siblinghood” more than anything, so Kai must hide his feelings and instead act as a “good brother”… but skinship no longer satisfies him anymore?! (Source: MU)

Description:

While spending summer with his mother, Haru meets Ren, a boy newly adopted by his mother. Getting along with Ren isn't easy as Haru's goal is to "civilize" him by the time summer ends. Their relationship slowly improves as Haru spends more time with Ren and in return Ren steadily warms up to him. Can they really become a "family" at the end of summer!? (Source: Bliss)

Description:

A 20-page story about two very different adopted brothers. (Source: MU)

Description:

Aiba Mikage is the older brother who likes "rules" and "order," and his brother a year younger is Tomoaki, who's loose and rough. They have contrasting personalities, but 12 years after their parent's remarriage, they have been getting along well. However, the winter Mikage's university entrance has been decided, their uncontrollable feelings break the "rules," and the two of them decide on new "rules" for themselves... Underneath their secret rules, the two of them desire each other strongly but their time to part is near. The erotic and dramatic love of step-brothers! (Source: Senpai Notice Me Scans)