(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)

(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)

(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!)

(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON) [English]

[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Digital]

[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]

[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]

[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]

[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]

Kokoro Onee-chan to H na Obenkyou

Iinchou to Obenkyou

……Sonna Hazukashii Obenkyou Shiranai

Sanae Onee-chan de Obenkyou Shiyou!

Doki Doki Oyako Lesson～Oshiete H na Obenkyou～ Dainiwa Complete Ban

Yuri to Issho ni Obenkyou.

Doki Doki Oyako Lesson～Oshiete H na Obenkyou～ Daiichiwa Complete Ban

Obenkyou ≒ Sex

sanae oneechan de obenkyou shiyo!

Obenkyou no Jikan

Muchi na Ojou-sama no Obenkyou

Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi

Shishunki no Obenkyou | 사춘기의 공부

Yuri to Issho ni Obenkyou. | Studying Together with Yuri.

Shishunki no Obenkyou

Yuri to Issho ni Obenkyou. | Studying Together with Yuri.

Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi

Shishunki no Obenkyou

Mika Ganbaru Oshiete Ecchi na Obenkyou.

Jeanne to Obenkyou

Hare-chan no Obenkyou

Kateikyoushi to Obenkyou

Shishunki no Obenkyou Saishuuwa

Shishunki no Obenkyou Ch.1-3

Shishunki no Obenkyou Ch.1

Shishunki no Obenkyou Ch.1-2