(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project)
Shishunki no Obenkyou
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Chinese] [無邪気漢化組]
Rikuesuto sakuhin: Kobito gui Kyousou
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
Katekyo no Obenkyou
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
Kashima Sensei to Obenkyoukai
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
Seijino Obenkyou - STUDY OF XXXXX
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo!
Shishunki no Obenkyou 3 | Puberty Study Session 3
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]
(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
Shishunki no Obenkyou Ch.1
Muchi na Ojou-sama no Obenkyou
Jissen Enshuu * Queen no Obenkyoukai
Shishunki no Obenkyou | Puberty Study Session Ch. 5
[stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Digital]
Shishunki no Obenkyou Ch.1-5
(Puniket 9) [Shiritsu Sakuranbo Shougakkou (Kumaki Todorokimaru, Misooden)] Mika Ganbaru Oshiete Ecchi na Obenkyou. (Sister Princess)
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
Mahou de Ecchi no Obenkyou!
Mika Ganbaru Oshiete Ecchi na Obenkyou.
Shishunki no Obenkyou | Puberty Study Session Ch. 2
Yuri to Issho ni Obenkyou.
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
Ningen no Obenkyou
Sanae Onee-chan de Obenkyou Shiyou!
Shishunki no Obenkyou chapter 6+sp
kon'yaku haki no go riyō wa keikaku-teki ni | 利用解除婚约是计划中的事
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou | Study-Time with Kokoro Onee-chan (Touhou Project) [English] [Mister lol]
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
Shishunki no Obenkyou 2 | Puberty Study Session 2
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Digital]
Shishunki no Obenkyou Ch. 1-2
Unicorn-chan to Himitsu no Obenkyoukai
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
……Sonna Hazukashii Obenkyou Shiranai
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
Shishunki no Obenkyou 4 | Puberty Study Session 4
Obenkyou ≒ Sex
Misuzu-san no Obenkyou
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
Sense to Naisho no Obenkyou | A Secret Study with Sensei
[Momo] Iinchou to Obenkyou
Kokoro Onee-chan to H na Obenkyou
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]
[Fuyuno Mikan] Obenkyou wa Ecchi no Ato de (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]
(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!) [Chinese] [v.v.t.m汉化组]
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
IMOUTO COLLECTION H
(HaruCC19) [RIX (Mamiya)] Obenkyou no Jikan (Shingeki no Kyojin)
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Shishunki no Obenkyou Ch. 1-3
[Meganei] Shishunki no Obenkyou 4 | Puberty Study Session 4 (COMIC Shingeki 2019-12) [English] [Shippoyasha] [Digital]
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-)
Kateikyoushi to Obenkyou
[Meganei] Shishunki no Obenkyou Ch.1-6 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]
[Takurou] Ecchi Tokidoki Obenkyou
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
(C92) [Bakunyu Fullnerson (Kokuryuugan)] Watashi, Uranaishi no Oji-san to Saimin Koubi Shichaimasu♥ (Dragon Quest VIII) [chinese]
[ACID EATERS (Kazuma Muramasa)] Ningen no Obenkyou (Tropical-Rouge! PreCure)
[Meganei] Shishunki no Obenkyou [English]
[Hazuki Kaoru] Sailor Fuku de Obenkyou (Nioi Gurui) [Colorized]
[Aikuri] Obenkyou no Jikan, 2 Jikanme
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
Rei Chapter 03: Involve Slave to the Grind | Esclava de la Rutina 03
[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)
(CosCafe19) [Sweet Milk Shake (Tora)] →↓+K Touhou Kou Ma Kyaku (Touhou Project)
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
Obenkyou no Jikan
[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
[Aikuri] Obenkyou no Jikan