Masturbation Addiction Smooth J System-Chan Nana Kisaki (2023)

Nana Kisaki is a young woman struggling with masturbation addiction. She confesses to her interviewer, Motofuji, that she often prefers masturbating to having sex with her boyfriend. As they discuss her habits and desires, it becomes clear that Nana has a strong fantasy life and enjoys exploring her own body. With her boyfriend, she experiences a different kind of intimacy, but her true passion lies in self-pleasure, which she finds more satisfying and easier to control.