Obenkyou ≒ Sex
[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]
Unicorn-chan to Himitsu no Obenkyoukai
Shishunki no Obenkyou chapter 6+sp
[booiaher] Above the Clouds [Digital]
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
Why am I jealous of you? {darknight}
Shishunki no Obenkyou Ch.1-4
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
Obenkyou no Jikan
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
[Fuyuno Mikan] Obenkyou wa Ecchi no Ato de (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]
Shishunki no Obenkyou Saishuuwa
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
Shishunki no Obenkyou
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane)
Seijino Obenkyou - STUDY OF XXXXX
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project)
[Meganei] Shishunki no Obenkyou Ch.1-6 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]
Jissen Enshuu * Queen no Obenkyoukai
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Chinese] [無邪気漢化組]
Yoru no Tobikata | 夜间飞行法
Shishunki no Obenkyou | 사춘기의 공부
Shishunki no Obenkyou Ch. 1-2
(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-)
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
Sanae Onee-chan de Obenkyou Shiyou!
COMIC Tenma 2010-11
[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]
[stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Digital]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo!
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Digital]
Shishunki no Obenkyou 5 | Puberty Study Session 5
(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)
[Dynamite Honey (Mori no Maigo)] Seinen Miracle JUMP (Various) [Digital]
Shishunki no Obenkyou 2 | Puberty Study Session 2
Jeanne to Obenkyou
Shishunki no Obenkyou | Puberty Study Session Ch. 2
(HaruCC19) [RIX (Mamiya)] Obenkyou no Jikan (Shingeki no Kyojin)
[Aikuri] Obenkyou no Jikan
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
[ACID EATERS (Kazuma Muramasa)] Ningen no Obenkyou (Tropical-Rouge! PreCure)
[Saiki (Xichem)] えろいのまとめ (Umineko no Naku Koro ni)
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
Shishunki no Obenkyou Ch.1-3
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou | Study-Time with Kokoro Onee-chan (Touhou Project) [English] [Mister lol]
Shishunki no Obenkyou Ch.1-6
[Aikuri] Obenkyou no Jikan, 2 Jikanme
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
Shishunki no Obenkyou | Puberty Study Session Ch. 5
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)
[Momo] Iinchou to Obenkyou
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
NDL 4 Tsuide
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
Mika Ganbaru Oshiete Ecchi na Obenkyou.
[Mizuyoukan] Aiiro Fetishism