Heartwrenchers

A house infested with delusion & adultery: after the mother & younger twin died in an accident, the only ones left is the dad & the older twin (which is considered a bad omen/curse in their family due to their cult-like beliefs) which made the kid sick in the head as he grew up.

Ruled by a cruel and arbitrary ranking system, the school is a pool of jealousy, envy and lust. Azusa was the King for a long time but one day he falls to the very bottom. What now?

Miyano confesses to his best friend who turns out to be a sadistic and possesive fuck. The ex friends have a cat and mouse relationship (with Miyano being the tormented and Takajima being the tormenter) that evolves into Takajima wanted to "mold" Miyano into what he desires.

MC has been in a relationship for 5 years. His boyfriend ends up getting married, but still wants to be with the MC. The MC is torn, he wants to end it and seem like he's just fine, but he can't.

MC is a boring and naive guy who only lives behind the shadow of his elder brother the school idol. Or so he believes until one day a playboy cracks his shell open in the pretext of a "game."

Prequel to Sasayaku no wa Sono Yubi

One day Hatsuki was hurt on campus and was helped by Watakabe Tatsuyuki, the most famous idol in school. Hatsuki, being homosexual, secretly fell in love with Watakabe. However, Watakabe doesn't have any interest in Hatsuki until one day when Hatsuki found out the truth about Watakabe's words: "I killed my little brother."

Sequel to Mitasareru Kuchibiru

Past Yumi x Kan
Prequel to Sabita Yoru Demo Koi Wa Sasayaku

Yumi's boyfriend beats him, demeans him and tries to isolate him from others by controlling when he leaves and returns to their apartment. Yumi tells himself that there isn't anything this man could do to him that would actually hurt, but when Mayama, a friend from school who never called or texted him in spite of his obvious attraction, suddenly shows up at Yumi's workplace and appears to have kept a flame burning for him, will this change?
Sequel to Azami

Kan meets Shuuna and turns uke

Sequel to Sabita Yoru Demo Koi Wa Sasayaku

Continuation Kan x Shuuna

Sequel to Renai-rubi no Tadashii Furikata