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[Starmine18 (HANABi)] Boku to Onee-san no Kimochii Obenkyou | Pleasure Studies with Onee-chan [English] [ArkOfLight] [Digital]

Momose Rio wa Obenkyou-chuu

[Fuyuno Mikan] Obenkyou wa Ecchi no Ato de (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]

Muchi na Ojou-sama no Obenkyou

[Zurikishi] Sotobenkei no Ouji-sama | 窝里怂的王子殿下 [Chinese] [Ongoing]

(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)

Unicorn-chan to Himitsu no Obenkyoukai

[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]

[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]

[Meganei] Shishunki no Obenkyou Ch.1-6 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]

[Batten Kariba (mmm)] Hana-san no Obenki (Girls und Panzer) [Digital]

(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)

[Yuzu Machi] Obenkyou Yori Ochinchin ga Suki! | I Love Dick More Than Studying! (Digital Puni Pedo! Vol. 09) [English] [Tenua]

Mahou de Ecchi no Obenkyou!

(C77) [Takanaedoko (Takanae Kyourin)] Obenkyo shimasho

Obenkyou ≒ Sex

Ichi Tasu Ichi Moto Sexy Joyuu Ichihana Sensei no Sei no Obenkyou | One plus one Ecchi lessons by former porn star Ichihana-Sensei

(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)

Shishunki no Obenkyou Ch.1-3

[ACID EATERS (Kazuma Muramasa)] Ningen no Obenkyou (Tropical-Rouge! PreCure)

[Zurikishi] Sotobenkei no Ouji-sama + Yarashī kūki ni naru kyōdai (Siblings In A Naughty Mood) [English] [WayVZ] [Ongoing]

Shishunki no Obenkyou Ch.1-2

(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!) [Chinese] [v.v.t.m汉化组]

[Moo] Koharu-chan to "Obenkyou" Suru Mousou E | "Studying" with Koharu-chan (Blue Archive) [English] [DMC]

Saori to Atsuko ni Obenkyou Oshieru Hon | A Book About Teaching Saori and Atsuko How to Study

(C75) [Asapi Keikaku. (Asagi Aya)] Obenkyo shimasho? Katsura-kun 2@Iro tsuki (Gintama)

Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi

(C89) [Shiawase Manjuu (Shiawase 1500)] Minna de Obenkyou Shimasho!!

[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]

Shishunki no Obenkyou Ch.1-6

[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]

(HaruCC19) [RIX (Mamiya)] Obenkyou no Jikan (Shingeki no Kyojin)

Doki Doki Oyako Lesson～Oshiete H na Obenkyou～ Dainiwa Complete Ban

(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]

Seijino Obenkyou - STUDY OF XXXXX

[Starmine18 (HANABi)] Boku to Onee-san no Kimochii Obenkyou | My And My Onee-san's Pleasurable Studies [English] {Doujins.com} [Digital]

[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]

[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)

Obenkyo shimashou Aruji-sama

Iinchou to Obenkyou

Obenkyou no Sono Ato de

Shishunki no Obenkyou | 사춘기의 공부

(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]

Ichi Tasu Ichi Moto Sexy Joyuu Ichihana Sensei no Sei no Obenkyou | 一加一 原性愛女優一花老師的性愛指導

Shishunki no Obenkyou | Puberty Study Session Ch. 1-6

Osananajimi to no Sugoshikata ~Obenkyoukai Hen~

Tanuki to Kitsune no H na Obenkyou

[Hazuki Kaoru] Sailor Fuku de Obenkyou (Nioi Gurui) [Colorized]

[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]

Immoral na Obenkyou - Immoral Study | 부도덕한 공부

(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project)

(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou | Study-Time with Kokoro Onee-chan (Touhou Project) [English] [Mister lol]

[Meganei] Shishunki no Obenkyou Ch.1-4 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]

Boku to Onee-san no Kimochii Obenkyou Preview Ban

Shishunki no Obenkyou | Puberty Study Session Ch. 5

Shishunki no Obenkyou

Yuri to Issho ni Obenkyou. | Studying Together with Yuri.

(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane)

Sotobenkei no Ouji-sama + Yarashī kūki ni naru kyōdai

Shishunki no Obenkyou

[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]

[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]

(Puniket 9) [Shiritsu Sakuranbo Shougakkou (Kumaki Todorokimaru, Misooden)] Mika Ganbaru Oshiete Ecchi na Obenkyou. (Sister Princess)

Yami-chhan wa Kyou mo Obenki

Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter

Anaboko Obenki-chan

Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!

(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON) [English]

Shishunki no Obenkyou

[Meganei] Shishunki no Obenkyou [English]

(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)

Shishunki no Obenkyou Ch. 1-3

[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]

sanae oneechan de obenkyou shiyo!

(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]

Sanyousei to Obenkyoukai

Shishunki no Obenkyou Ch. 1-2

Shishunki no Obenkyou Ch.1-5

Onee-chan to Obenkyou Shiyou.

Shishunki no Obenkyou 5 | Puberty Study Session 5

(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)

[Momo] Iinchou to Obenkyou

Jissen Enshuu * Queen no Obenkyoukai

Shishunki no Obenkyou 4 | Puberty Study Session 4

[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]

Hare-chan no Obenkyou

[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]

Amanatsu & Shori to Obenkyou Shiyo!

Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?

Shishunki no obenkyou | Puberty Study Session

[Fuyuno Mikan] Love Collection "Mizugi de Obenkyou" Bangaihen (Petit Cawa Toranoana Gentei Shousasshi) [Chinese] [想抱雷妈汉化组&leoR8714]

(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)

Shishunki no Obenkyou Ch.1

Ecchi Tokidoki Obenkyou

[Itaba Hiroshi] Tanima de Obenkyo | Study With Cleavage (Namaiki! 2016-03) [English] [Brolen]

[Aikuri] Obenkyou no Jikan, 2 Jikanme

[Takato Kurosuke] Anaboko Obenki-chan [Digital]

(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [English] [q91]

Shishunki no Obenkyou

[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}

Unicorn-chan to Himitsu no Obenkyoukai

Hana-san no Obenki

Doki Doki Oyako Lesson～Oshiete H na Obenkyou～ Daiichiwa Complete Ban

Katekyo no Obenkyou

Ningen no Obenkyou

[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]

[Miyashita Kitsune] Obenkyo Shimasho | 我們一起念書吧 [Chinese]

(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project)

Shishunki no Obenkyou | 青春期的性教育

(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]

Kokoro Onee-chan to H na Obenkyou

Boku to Onee-san no Kimochi Ii Obenkyou Preview Ban | 我與姐姐的舒服的學習 預覽版

Shishunki no Obenkyou Ch.1-4

[Aikuri] Obenkyou no Jikan

(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)

Shishunki no Obenkyou Saishuuwa

Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study

Sotobenkei no Ouji-sama | 窝里怂的王子殿下

[Jingrock] Futari de Obenkyo | Studying Together (COMIC Megastore H 2007-07) [English]

[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]

Shishunki no Obenkyou 2 | Puberty Study Session 2

Kashima Sensei to Obenkyoukai

Mika Ganbaru Oshiete Ecchi na Obenkyou.

[Takurou] Ecchi Tokidoki Obenkyou

[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]

(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]

(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~

……Sonna Hazukashii Obenkyou Shiranai

[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~

Unicorn-chan to Himitsu no Obenkyoukai

[Meganei] Shishunki no Obenkyou 4 | Puberty Study Session 4 (COMIC Shingeki 2019-12) [English] [Shippoyasha] [Digital]

Sunao ni Nareru Obenkyou | Touchy-Feely Lessons!

(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)

Shishunki no Obenkyou chapter 5+6

(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)

Kateikyoushi to Obenkyou

Eromangaka-san no Obenkyoukai

Obenkyou no Jikan

(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!)

Jeanne to Obenkyou

Unicorn-chan to Himitsu no Obenkyoukai

Misuzu-san no Obenkyou

Shishunki no Obenkyou | Puberty Study Session Ch. 2

Shishunki no Obenkyou 3 | Puberty Study Session 3

Sotobenkei no Ouji-sama | A Prince Who Acts Cool Outside but Timid at Home

Yuri to Issho ni Obenkyou. | Studying Together with Yuri.

(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo!

Sotobenkei no Ouji-sama

Ichi Tasu Ichi Moto Sexy Joyuu Ichihana Sensei no Sei no Obenkyou

(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)