(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!)

[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]

(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

Seijino Obenkyou - STUDY OF XXXXX

……Sonna Hazukashii Obenkyou Shiranai

Sanae Onee-chan de Obenkyou Shiyou!

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

Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?

Yuri to Issho ni Obenkyou.

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

Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study

Obenkyou ≒ Sex

sanae oneechan de obenkyou shiyo!

Obenkyou no Jikan

Muchi na Ojou-sama no Obenkyou

Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi

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

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

Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi

Mika Ganbaru Oshiete Ecchi na Obenkyou.

Jeanne to Obenkyou

Hare-chan no Obenkyou

Sense to Naisho no Obenkyou | A Secret Study with Sensei

Kateikyoushi to Obenkyou

(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou | Study-Time with Kokoro Onee-chan (Touhou Project) [English] [Mister lol]

Immoral na Obenkyou - Immoral Study | 부도덕한 공부