Fuuzokugurui Desu Ga Toshishita Danshi Ni Kokuraremashita
Working in a bookstore, Azuma seems like a normal 30-year old employee. But privately, he's a hedonistic sex service addict who visits the brothel every day. One day he’s suddenly confessed to by his younger, calm and expressionless co-worker Robo-kun. Azuma refuses outright on the grounds that he's straight, but after discovering Robo-kun's super cute character gap, he kisses him jokingly and unleashes Robo-kun's other side!
Youjin
Jin answers to someone knocking at his door. This guy claim to be Jin's childhood friend Saejin. The only problem is that Saejin is actually a GIRL. "Saejin" confesses that one day she woke up as a boy. And that as his only friend he wants to have sex with Jin while being a guy. Jin refuses but somehow gives in to Saejin. After having sex Jin gets a call from Saejin (not the one in his room). But then just who is the Saejin he just had sex with?
Erotikku ni Oborero! Released: 2004
Buji Oni Zeme Seiyoku Zukan
Tie Me Up With Your Love
Oozora Mugi's boyfriend S&M club manager Inutsuka Satomi likes to tie him up! Mugi's loves him, and has gotten used to the bondage, so when his mother starts talking about wedding and grandchildren, he doesn't know if he can leave Satomi and have a regular vanilla heterosexual relationship...
Yoru wa Tomodachi