Serie includes 393 albums .
Gohan o Taberu Hon
Seishori Ningyou 18-gou
H Shinai to Derarenai Seishin to Toki no Heya
Maron LOVE
Taihen desu Gohan-san Onnanoko ni Nacchaimashita.
YYY
XGame
18-gou ni Mainichi Muriyari Semen Shiboritorareru Hon | A Book About Getting Your Semen Forcibly Squeezed Out By No. 18 Every Single Day
Mister Satan no Himitsu no Training | Mr. Satan's Secret Training
18+
Why Gohan was thrilled to planet Namek
Torawareta 18-Gou