(C89) [Shiawase Manjuu (Shiawase 1500)] Minna de Obenkyou Shimasho!!
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
Shishunki no Obenkyou | 사춘기의 공부
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON) [English]
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Obenkyou no Sono Ato de
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
(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 2 | Puberty Study Session 2
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
[Meganei] Shishunki no Obenkyou [English]
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project)
Shishunki no Obenkyou
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
……Sonna Hazukashii Obenkyou Shiranai
[Aikuri] Obenkyou no Jikan
Sense to Naisho no Obenkyou | A Secret Study with Sensei
[Jingrock] Futari de Obenkyo | Studying Together (COMIC Megastore H 2007-07) [English]
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
Muchi na Ojou-sama no Obenkyou
[ACID EATERS (Kazuma Muramasa)] Ningen no Obenkyou (Tropical-Rouge! PreCure)
Obenkyou no Jikan
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
Ningen no Obenkyou
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
Katekyo no Obenkyou
(HaruCC19) [RIX (Mamiya)] Obenkyou no Jikan (Shingeki no Kyojin)
(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
(Puniket 9) [Shiritsu Sakuranbo Shougakkou (Kumaki Todorokimaru, Misooden)] Mika Ganbaru Oshiete Ecchi na Obenkyou. (Sister Princess)
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]
Shishunki no Obenkyou Ch. 1-3
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Chinese] [無邪気漢化組]
[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]
Shishunki no Obenkyou | Puberty Study Session Ch. 2
[Miyashita Kitsune] Obenkyo Shimasho | 我們一起念書吧 [Chinese]
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
Shishunki no Obenkyou 5 | Puberty Study Session 5
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project)
[Yuzu Machi] Obenkyou Yori Ochinchin ga Suki! | I Love Dick More Than Studying! (Digital Puni Pedo! Vol. 09) [English] [Tenua]
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo!
Unicorn-chan to Himitsu no Obenkyoukai
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
Mahou de Ecchi no Obenkyou!
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
Shishunki no Obenkyou Ch.1-5
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Digital]
[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)
Shishunki no Obenkyou chapter 6+sp
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
Kashima Sensei to Obenkyoukai
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]
Shishunki no Obenkyou | Puberty Study Session Ch. 5
Kateikyoushi to Obenkyou
Obenkyou ≒ Sex
[Hazuki Kaoru] Sailor Fuku de Obenkyou (Nioi Gurui) [Colorized]
[Meganei] Shishunki no Obenkyou Ch.1-6 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]
[Takurou] Ecchi Tokidoki Obenkyou
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
[Itaba Hiroshi] Tanima de Obenkyo | Study With Cleavage (Namaiki! 2016-03) [English] [Brolen]
Shishunki no Obenkyou Ch.1-2
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane)
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
[Meganei] Shishunki no Obenkyou Ch.1-4 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
[Aikuri] Obenkyou no Jikan, 2 Jikanme
Sanae Onee-chan de Obenkyou Shiyou!
(C75) [Asapi Keikaku. (Asagi Aya)] Obenkyo shimasho? Katsura-kun 2@Iro tsuki (Gintama)
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
Shishunki no obenkyou | Puberty Study Session
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
Shishunki no Obenkyou chapter 5+6
Iinchou to Obenkyou
Yuri to Issho ni Obenkyou.
Shishunki no Obenkyou Ch.1-6
Shishunki no Obenkyou Ch.1-3
Jeanne to Obenkyou
(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
Hare-chan no Obenkyou
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo! [Chinese] [无毒汉化组]
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(C77) [Takanaedoko (Takanae Kyourin)] Obenkyo shimasho
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-)
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
Misuzu-san no Obenkyou
(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!) [Chinese] [v.v.t.m汉化组]
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
Shishunki no Obenkyou 4 | Puberty Study Session 4
Mika Ganbaru Oshiete Ecchi na Obenkyou.
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
Shishunki no Obenkyou Ch.1-4
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
Shishunki no Obenkyou Ch.1
sanae oneechan de obenkyou shiyo!
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Daiichiwa Complete Ban
Seijino Obenkyou - STUDY OF XXXXX
[stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Digital]
Sanyousei to Obenkyoukai
Shishunki no Obenkyou Ch. 1-2
[Momo] Iinchou to Obenkyou
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
Jissen Enshuu * Queen no Obenkyoukai
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
Shishunki no Obenkyou Saishuuwa
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
[Fuyuno Mikan] Love Collection "Mizugi de Obenkyou" Bangaihen (Petit Cawa Toranoana Gentei Shousasshi) [Chinese] [想抱雷妈汉化组&leoR8714]
[Meganei] Shishunki no Obenkyou 4 | Puberty Study Session 4 (COMIC Shingeki 2019-12) [English] [Shippoyasha] [Digital]
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [English] [Digital]
[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!)
Kokoro Onee-chan to H na Obenkyou
Shishunki no Obenkyou 3 | Puberty Study Session 3
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
Akiha Zukkon Bakkon