The Ultimate Masturbation

Genre: Comedy
Director: Kuninori Yamazaki
Cast: Kazu Itsuki,&nbsp; Sousuke Yamamoto,&nbsp; Yoshio Hosokawa,&nbsp; Makoto Iwata,&nbsp; Shôtarô Izumi,&nbsp; Seiji Nagakawa

Watch the ultimate masturbation 123movies. A straight graduate student goes to the masturbation camp in the mountains held by the "gay masturbation charisma", where all sorts of masturbation techniques are tried out by participants. One day, the student is raped by a gay guy at the camp, and he starts to question his belief in masturbation.