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!
the Rule of the Brothers is finished and has 1 Volumes and 5 Chapters. It is also Known as: きょうだいのルール。, Kyoudai no Rule.
Genres: School Life, Drama, Yaoi
Top Manga Like Kyoudai no Rule. [2022 List]
4. Brothers

Chris Watanabe is a high school teacher. When his father remarries, he finds himself with an English step-brother named Wataru. Wataru transfers to Chris' school, and just as the four of them are starting their new life together, their parents die in a plane crash. Now Chris and Wataru are living alone together. The elder is cute and the younger cool; what will their new life hold for them!?
Source: Solaris
Brothers is finished and has 2 Volumes and 14 Chapters. It is also Known as: ブラザーズ, Brothers
3. Okite Saisho ni Suru Koto wa

I want you to touch me. I want us to have sex. I want you to like me. I want you to love me. As a brother, and not as a brother.
First Thing I Do When I Wake Up. is finished and has 1 Volumes and 5 Chapters. It is also Known as: 起きて最初にすることは, Okite Saisho ni Suru Koto wa
2. Otouto ja Irarenai!!

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?!
Otouto ja Irarenai!! is finished and has 1 Volumes and 7 Chapters. It is also Known as: 弟じゃいられない!!, Hard to be the Younger Brother!!
1. Brother

Asuka Momoki, an employee at a major advertising company, has a secret. He's 22 years old, impotent, and still a virgin. The existence of Asuka's younger step-brother Yui has a lot to do with it.
Asuka and Yui were the best of friends until an unfortunate incident one summer's day. Ever since then, Yui has avoided Asuka at all costs, even going so far as to leave Japan and study in America.
A successful tennis player, Yui no longer needs a big brother, so where does that leave poor Asuka? What happens when brotherly love transforms into something more?
Brother; Brother 2 is finished and has 2 Volumes and 10 Chapters. It is also Known as: BROTHER, Brother