otona gokko(UEDA Niku)
Ch. 1-2: At school, Mitsuru has many rumors surrounding him about his promiscuous behavior, though the truth is he enjoys having sex with random men at night. When Touma transfers into his class, Touma is annoyed by Mitsuru's attitude and begins to persistently approach Mitsuru, much to his own annoyance, and exposes Mitsuru's loneliness Ch. 3-5: Though everyone thinks teacher Fujita is unsociable and scary, Yukihiro falls for Fujita's gentle smile he occasionally sees.
Romantic Pornography
After being broken up with at the same time, Ritsu and Mizuki became friends and eventually, after Ritsu confessed, started dating. However, Mizuki, who believes love is kindness, has a hard time keeping up with Ritsu's, who believes love is sex, intense sex drive.
Polaris no Rakuin
Yakuza Saeki is a hedonist and the sex friend of the group's leader Shiomi. However, he's also the doting, single father of kindergartner Sora. One day, while picking up Sora, Saeki meets Sora's new teacher-in-training Kousei, who's exactly Saeki's type. Despite falling for Kousei's kind smile and gentle personality, Saeki begins to wonder about the cold, but fiery gaze Kousei occasionally looks at him with.
Joukyuu Mazoku no Otoshikata
Dia is a wizard and demon breaker, whose job is to brainwash and subjugate troublesome demons. Dia's current orders are to get control over Bahamut, a high level and previously untamable demon. With Dia's erotic magic, he's easily able to win over Bahamut's heart and body. However, Bahamut didn't realize Dia's a sex-crazed playboy, who already has a harem of other contracted demons.
Fuuzokugurui Desu Ga Toshishita Danshi Ni Kokuraremashita