Mimitabu No Riyuu
a playboy gets together with a pretty boy who tells him that he could comfort him using his body. so they end up as sex friends to lovers..while pretty boy is tsundere! and does easily admit his feelings..while seme playboy is more open about it and persistent.
Akunin O Nakaseru Houhou
sequel to koi made hya...?? about the older brother... when kayano (seme) was in middle scchool, he met takao (uke) at a park and fell in love with him when he saw that his face was beaten up. he hire the guy as his tutor...in exchange for money and keeping it a secret. years later, takao comes to the house as a lawyer and kayano works at home and save money to meet up him again.
A Song of Blood and Fire
lol...i guess it was smuut and cuteness. he summoned a powerful demon one day to show his teacher that he can summon and not be expel from school. but he fell in love with the spirit.
Yoru To Asa
6. asato is from a rich fammily but an illegitame child. his brother thinks he wants to take over his position so he hire assassins to kill him. one day some assassin mistaken the former thief, kichizu, as him and strikehim down. asato heals and takes care of the injured kichizu and falls in love. kichizu is tsundere.
Keep Out (kisaragi Hirotaka)