[Keno Yantarou] Hazukashii Kagai Jugyou | 害羞的課外授業 [Chinese]
[Mori Hiromi] Onee-san no Kagai Jugyou
(SUPER23) [Dogfes (sio)] Kagai Jugyou (Ansatsu Kyoushitsu)
[Keno Yantarou] Hageshii Kagai Jugyou
(C89) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Kagai Jugyou [English] [H-Konbini]
[Hanpera] Katei Kyoushi no Kagai Jugyou | The Home Tutor's Extracurricular Lesson (Ane Chichi) [English] [ultimaflaral]
[Nico Pun Nise] Tenshi no Kagai Jugyou [English] [Brolen]
[Ohigetan] Chikan Gakushuu Shidou Youryou ~Shou 6 Gyaku Chikan Kagai Jugyou Hen~ (COMIC LO 2016-08) [English] [Striborg]
[Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou Light
(C94) [Akausagi (Fukuyama Naoto)] Kagai Jugyou Sakuya Hen (Kagai Jugyou -Shiritsu Hakurei Joshi Gakuen-)
