Fluffy

My hero alone... is how it was supposed to be! Why is that guy always by his side?!" After Hirokawa Hozumi was saved by Odajima Yamato, whom he then fell in love with, and changed schools to chase after him. But because Yamato's childhood friend Misaki is always by his side, Hozumi becomes frustrated. Every day he takes out his anger on Misaki and Yamato gets angry with him. Although he is glad about any kind of feelings Yamato has for him, Yamato one day punishes him with a kiss...? A

[Ketakyo] 1-3, 8-11, 13.5-14, 16-25, Extras: Tutor (Zumizome Kaede) like to tease his student (Noe Rintaro).
4-5: Childhood friend, Kouki is nice to everyone except Nao. Kouki became perfect in everyone eyes so that nobody will try to steal Noe away from him.
6-7: Amekawa (student) like Nijyou (teacher).
[Melancholic Trickster] 12-13: Hayase Keito and Akizawa Riou use to be step brother. Akizawa first love was Hayase but doesn't remember him.
15: Haroka x Tokiwa (expressionless)

Haroka x Tokiwa story after their confession (in Kateyo Chapter 15)

Three childhood friend: two guy are dating and the girl have a kid her teacher but he die before the kid was born. the two guy watch over the girl daughter when the girl left for work

Toki loves his childhood friend Hisamitsu. He decides to keep his feelings hidden to be able to stay by his side. So he`s watching him getting married and having a child