ヘンタイ・プリズン

Arrested and imprisoned for exhibitionism crime, the young boy is sentenced with 10 years in Tulip Prison where he has f...

Mysterious prisoner who often shows up in the library and coal mine where the protagonist works.

Prisoner in Serious Crime Section. She is representative of prisoners and the leader of a huge yakuza organization in th...

Prisoner of Obscene Section. Her crime is voyeurism using flying drones.

Chief warden of Sex Crime Section.

Only doctor of Tulip Prison. She treats all prisoners equally with care and kindness.

Prisoner who works as information provider and illegal goods procurement personnel behind the scene for prisoners with m...

Protagonist's older sister who treats him kindly even after he becomes exhibitionist. She has a weak body since birth.

Member of Taeka's gang and yakuza organization. He bullies the protagonist at first but later becomes intimate with him.

Chief warden of Obscene Section.

General prison guard of Obscene Section under Sofia. She has talent of twisting everything into hentai relation.

Chief warden of Serious Crime Section.