[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
[Jingrock] Futari de Obenkyo | Studying Together (COMIC Megastore H 2007-07) [English]
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
(C77) [Takanaedoko (Takanae Kyourin)] Obenkyo shimasho
Misuzu-san no Obenkyou
(C87) [Ringoya (Alp)] Hana Asobi (Love Live!)
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
[Aikuri] Obenkyou no Jikan
Shishunki no Obenkyou Ch.1-5
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
Shishunki no Obenkyou Ch.1-2
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
Shishunki no obenkyou | Puberty Study Session
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo! [Chinese] [无毒汉化组]
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [English] [Digital]
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
Sanae Onee-chan de Obenkyou Shiyou!
Mahou de Ecchi no Obenkyou!
[Honoji (Housengo)] Shinigami Hokentai Iku (Tales of Berseria) [Digital]
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Chinese] [無邪気漢化組]
Shishunki no Obenkyou Ch.1-6
Obenkyou ≒ Sex
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
[valssu (Charu)] Melon ga Chou Shindou! R13 (Tales of the Abyss) [Chinese] [黑Q渣渣机翻] [Digital]
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]