Before I Close My Eyes
Yuuta kept being sex friends with Souichi, his big brother’s friend, due to his long-running unrequited love. But their relationship becomes painful for Yuuta after he starts suspecting that Souichi is in love with his big brother.
Lover's Position
Ch. 1-3.1 Lover's Position - The Seme put the friend (ex-lover) as the first priority, kept kicking the Uke out w/o any explanation. ● Ch. 4-5 Love Damage - The sempai used a "Break up company" to set the Uke up as a cheater.
Hanayome Wa Oku-san
Oku met Nana again after they slept together long ago. In the past, Nana is a The Prince of Good Fortune, there was a jinx that any woman who slept with him would be come lucky and fulfil their wish. So, Oku asked Nana to try sleep with him if he can also make guys lucky as well. However, Oku's purpose wasn't about luck but his secret feeling.
Naruse Akira to Ikkai Ya Retara Ore wa Mou Shinde mo Ii
Ookami Shounen wa Uso o Tsukanai (Arakata)
Even after becoming a high school student, Riichi's appearance remains that of a beautiful girl. Since middle school, he's been holding onto an unrequited love with Sakuma, his childhood friend. But even Sakuma only likes him for his "girly face", so Riichi can't confess. However, everyday at school, Riichi acts like a homo by teasing Sakuma by saying things like "I loooove Sakuma~" or "Sakuma is such a pervert!" Covering it up as a joke, he's able to show his affection towards Sakuma without being treated differently...
Kataomoi x Kataomoi