Kyoudai-biyori
Tetsurou comes back from Tokio to live with his brother, Kouta, because their parents are leaving the country for 6 months. They're siblings that once were close but at the time have spent 6 years with no contact at all. Little by little, Kouta remember why his beloved brother suddenly put distance between them and once that all the pieces get together their relationship changes.
Nikushoku Danshi to Soshoku Danshi
Two stepbrothers are living together but the oldest one has a long one-sided love for the youngest. I likes it. It funny how Yamato goes crying to his mother and it's pretty awesome how the parents support their children.
Shisen
A college students is in a forced relationship with a senpai, but the real reason why he has been enduring his abusive boyfriend is because he is in love with his younger brother.
Yuri!!! on Ice - Watashi no atarashiku dekita otouto wa totemo kawaidesu! (Doujinshi)
Aaaaaw, this is one of most beautiful yuri on ice's doujinshi I've ever read. Yuri being a big brother was priceless.
Ai Subeki Sadist