If you're looking for manga similar to Not/Love: The reason why we live together, you might like these titles.
Akio, an old friend, shows up to talk with Bun but when things heat up beyond just talk Daisuke's arrival spoils the evening. What does Dai-chan think about Bun's behavior?
It's summer vacation and Keito would like to do a lot of things, but Tomoya keeps coming to his place everyday which irritates Keito to no end.
The last of their people, Jiro and Taro are nomad brothers who have suffered an unimaginable tragedy. The loss of their father, the Chief, marked the reality that the brothers only had each other to rely on. Years pass, and Jiro has taken on the role of Chief. Waking up one morning to find the cold winter days have finally retreated and the fresh spring season knocking at their door, Jiro and Taro begin their migration. What will the new spring breeze bring to their journey?
This contains two short stories, one about Bun and a new kid he's found to replace Satoru from Heat and the second is a look at Bun and Daisuke.