[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
Shishunki no Obenkyou | Puberty Study Session Ch. 2
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
Muchi na Ojou-sama no Obenkyou
[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)
[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 [English] [Digital]
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]
(C56) [Chimatsuriya Honpo (Asanagi Aoi)] Another You (Neon Genesis Evangelion)
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
[Fuyuno Mikan] Love Collection "Mizugi de Obenkyou" Bangaihen (Petit Cawa Toranoana Gentei Shousasshi) [Chinese] [想抱雷妈汉化组&leoR8714]
Shishunki no Obenkyou Ch. 1-2
(C90) [Toudori no Su (Toudori)] 2M lovers (THE IDOLM@STER CINDERELLA GIRLS)
[stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Digital]
Shishunki no Obenkyou
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Digital]
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]
Nyuuchi Nikurin
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
Mika Ganbaru Oshiete Ecchi na Obenkyou.
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
Ningen no Obenkyou
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)
Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
Shishunki no Obenkyou chapter 5+6
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
[Aikuri] Obenkyou no Jikan
(CR33) [Kohakutei (Sakai Hamachi)] Tipsy Rouge (Kiddy Grade)
[Emua] Shiritagari Joshi | The Woman Who Wants to Know About Anal Ch. 1-6 [English] [Zero Translations] [Digital]
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane)
Misuzu-san no Obenkyou
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Shishunki no Obenkyou 2 | Puberty Study Session 2
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project)
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
Mary Jouzu ni Waraeta yo | Marnie Became Good At Smiling
Utterly Fallen Magic Swordswoman | ochihateru mahou kenshi
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
Shishunki no Obenkyou Ch.1-5
[Yuzu Machi] Obenkyou Yori Ochinchin ga Suki! | I Love Dick More Than Studying! (Digital Puni Pedo! Vol. 09) [English] [Tenua]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
Shishunki no Obenkyou Ch. 1-3
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
Shishunki no Obenkyou Saishuuwa
Jeanne to Obenkyou
Abyss of Pleasure Shoujo Indaroku
Shishunki no Obenkyou | Puberty Study Session Ch. 5
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
Kokoro Onee-chan to H na Obenkyou
[Meganei] Shishunki no Obenkyou 4 | Puberty Study Session 4 (COMIC Shingeki 2019-12) [English] [Shippoyasha] [Digital]
……Sonna Hazukashii Obenkyou Shiranai
Shishunki no Obenkyou Ch.1-3
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
痛みを伴う愛し方
Kateikyoushi to Obenkyou
Shishunki no obenkyou | Puberty Study Session
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
[Aikuri] Obenkyou no Jikan, 2 Jikanme
Kashima Sensei to Obenkyoukai
Iinchou to Obenkyou
[Meganei] Shishunki no Obenkyou [English]
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Daiichiwa Complete Ban
[Meganei] Shishunki no Obenkyou Ch.1-4 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]
[Fuyuno Mikan] Obenkyou wa Ecchi no Ato de (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]
Naruhina
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
Yome no LOVE ga Afuretara
Obenkyou no Sono Ato de
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON) [English]
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou | Study-Time with Kokoro Onee-chan (Touhou Project) [English] [Mister lol]
[Hazuki Kaoru] Sailor Fuku de Obenkyou (Nioi Gurui) [Colorized]
Seijino Obenkyou - STUDY OF XXXXX
Unicorn-chan to Himitsu no Obenkyoukai
Sanae Onee-chan de Obenkyou Shiyou!
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]
Sanyousei to Obenkyoukai
Jissen Enshuu * Queen no Obenkyoukai
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-)
(C64) [burugari-ya (bancho)] EIGHTH (Darkstalkers)
Katekyo no Obenkyou
Shishunki no Obenkyou Ch.1
Obenkyou ≒ Sex
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
Shishunki no Obenkyou Ch.1-6
Shishunki no Obenkyou Ch.1-2
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo! [Chinese] [无毒汉化组]
(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)
[Momo] Iinchou to Obenkyou
Mahou de Ecchi no Obenkyou!