(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON) [English]
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
Sense to Naisho no Obenkyou | A Secret Study with Sensei
Yuri to Issho ni Obenkyou.
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project)
Shishunki no Obenkyou Ch. 1-3
Shishunki no obenkyou | Puberty Study Session
Shishunki no Obenkyou | Puberty Study Session Ch. 5
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!
[Mita Kurumi] Nee-chan! April Fool! | Sister! April Fools' Day! (COMIC Penguin Club 2014-05) [Chinese] [Drz漢化]
[MoTaro, Murayamamon] Yaritai Houdai Dekiru Shiminken o Hirotta node, Machijuu no Onnanoko o Hamete Mita. [English] [Digital]
(C89) [Shiawase Manjuu (Shiawase 1500)] Minna de Obenkyou Shimasho!!
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
Shishunki no Obenkyou Ch. 1-2
[Chidoriashi] Dorei Bellboy no Kainarashikata Oshiemasu.
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
Harassment Break
Hare-chan no Obenkyou
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
Shishunki no Obenkyou Ch.1-6
Otto ni Aisaretai dake nano ni
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]
Mika Ganbaru Oshiete Ecchi na Obenkyou.
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
[Aikuri] Obenkyou no Jikan, 2 Jikanme
Ningen no Obenkyou
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Daiichiwa Complete Ban
ケツァルコアトルの日常
Tonari no Ayane-san | Ayane-san From Next-Door
Shishunki no Obenkyou Ch.1-4
Rojiura Nite
Zetaraga Irekawatteru! | 澤塔與拉卡交換了身體!
(SC2016 Winter) [Koito Sousakusho (Hinata Mutsuki)] LOVE DREAM... (Dagashi Kashi)
(CT22) [Jun&Yuri (Yuriko)] GENTLEMAN GUIDEBOOK 6 (Love Live!)
Suirou 5
(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!)
[Yuzu Machi] Obenkyou Yori Ochinchin ga Suki! | I Love Dick More Than Studying! (Digital Puni Pedo! Vol. 09) [English] [Tenua]
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project)
Nurse Kashima no Kenkou Chindan
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]
Shishunki no Obenkyou 3 | Puberty Study Session 3
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
Kokoro Onee-chan to H na Obenkyou
[Fuyuno Mikan] Obenkyou wa Ecchi no Ato de (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]
Iinchou to Obenkyou
Chaldea Maid III
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
Shishunki no Obenkyou Saishuuwa
Obenkyou ≒ Sex
(C89) [Lagarto (Aida Mai)] Kago no Naka no Kinshijaku
Mahou de Ecchi no Obenkyou!
Unicorn-chan to Himitsu no Obenkyoukai
Jeanne to Obenkyou
[Miyahara Ayumu] Hameai Game [Chinese]
Shishunki no Obenkyou
Obenkyou no Sono Ato de
Kashima Sensei to Obenkyoukai
(C61) [Meisaku Network (Mizuno Makoto)] Sekiya (Tsukihime)
[Momo] Iinchou to Obenkyou
Shishunki no Obenkyou Ch.1
Shishunki no Obenkyou 5 | Puberty Study Session 5
(C94) [Takatakaya (Kaniya Shiku)] Shota ga Tame ni Bel wa Naru 2 (Azur Lane)
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
[Kure Ichirou] Shinya no Kaihatsu shitsu (COMIC Doki! Special 2010-05)
(C91) [NOSEBLEED (Miyamoto Issa)] Itoshi no Onii-sama Lilim's Gaiden [Chinese] [无毒汉化组] [Decensored]
[Kitsune to Budou (Kurona)] Marisa-chan In Danger (Touhou Project) [English]
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
[Takurou] Ecchi Tokidoki Obenkyou
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Fuuki Iin to Fuuzoku Katsudou Vol. 2 | Comité Disciplinario y Actividades de Servicio Sexual Vol. 2
Sanae Onee-chan de Obenkyou Shiyou!
Shishunki no Obenkyou 2 | Puberty Study Session 2
Shishunki no Obenkyou | 사춘기의 공부
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
[Yuzuki N Dash] △HSS - Sankakkei Kareshi Kanojo Imouto - | △HSS Triangle Boyfriend Girlfriend Sister (COMIC TENMA 2007-02) [English] [Decensored]
FEASsT, or rectal gastronomy 3
sanae oneechan de obenkyou shiyo!
Shishunki no Obenkyou Ch.1-5