(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
Mash to Futari de. | 마슈와 둘이서
Obenkyou ≒ Sex
Order Maid Gakuen
Chaldea no Oshigoto a
Unicorn-chan to Himitsu no Obenkyoukai
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
Shishunki no Obenkyou Ch.1-4
Shishunki no Obenkyou
Shishunki no Obenkyou Saishuuwa
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
Shishunki no Obenkyou | Puberty Study Session Ch. 5
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
Shishunki no Obenkyou Ch.1
[Aikuri] Obenkyou no Jikan
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Digital]
Katekyo no Obenkyou
Mukidashi Onaka 2
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
……Sonna Hazukashii Obenkyou Shiranai
Unicorn-chan to Himitsu no Obenkyoukai
Eli to Issho Adult Video Hen
Shishunki no Obenkyou Ch. 1-2
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
(C85) [Nac. (Tief)] Daru Yuki (DOG DAYS)
Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!
[Hiryuu Ran] Oshiete Teacher
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
Jissen Enshuu * Queen no Obenkyoukai
[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
Yuri to Issho ni Obenkyou.
Oji-san to Boku Christmas Hen
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
[Nikuhen (Knisge)] Itaitashikute (Granblue Fantasy) [Digital]
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
[Nijigen Koubou (Hirayuki Rio)] Koneko Kitan (Touhou Project) [Chinese] [落莲汉化组] [Digital]
Seijino Obenkyou - STUDY OF XXXXX
[Fuyuno Mikan] Love Collection "Mizugi de Obenkyou" Bangaihen (Petit Cawa Toranoana Gentei Shousasshi) [Chinese] [想抱雷妈汉化组&leoR8714]
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
02:絶対最後に勝つアカリちゃんの話
Muchi na Ojou-sama no Obenkyou
Perrine-sanchi de Taihen Desu!! | Trouble of Perrine's Parcel!!
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
Mahou de Ecchi no Obenkyou!
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
[Aikuri] Obenkyou no Jikan, 2 Jikanme
Shishunki no Obenkyou 3 | Puberty Study Session 3
[Kurobasu] ore no kawaikunai moto senpai no hanashi wo shiyou 1 (feminization)
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
Shishunki no Obenkyou
(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)
Shishunki no Obenkyou Ch.1-6
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
Unicorn-chan to Himitsu no Obenkyoukai
Ningen no Obenkyou
Onii-chan nan dakara 5
Kateikyoushi to Obenkyou
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
[Hazuki Kaoru] Sailor Fuku de Obenkyou (Nioi Gurui) [Colorized]
Unicorn-chan to Himitsu no Obenkyoukai
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
Shishunki no obenkyou | Puberty Study Session
(C89) [Shiawase Manjuu (Shiawase 1500)] Minna de Obenkyou Shimasho!!
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
Hare-chan no Obenkyou
Shishunki no Obenkyou Ch. 1-3
Gakkou de Seishun! Soushuuhen 1 Ch. 2-3
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project)
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
(C94) [Popochichi (Yahiro Pochi)] Kaikinbi no Tawawa III ~Maegami-chan no Shio no Milk Pai~ (Getsuyoubi no Tawawa)
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-)
[Takurou] Ecchi Tokidoki Obenkyou
Shishunki no Obenkyou 4 | Puberty Study Session 4
Shishunki no Obenkyou Ch.1-3
[Merkonig] B-Trayal 12 (Sword Art Online) [English]
Shishunki no Obenkyou 2 | Puberty Study Session 2
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
Misuzu-san no Obenkyou