Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
[Momo] Iinchou to Obenkyou
(C84) [Musashi-dou (Musashino Sekai)] FutaQue III | Futa Quest 3 (Dragon Quest III) [English] [YQII]
Unicorn-chan to Himitsu no Obenkyoukai
(C71) [T2 ART WORKS (Tony)] Entangle (Zegapain)
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]
Sanyousei to Obenkyoukai
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? (Strike Witches)
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Kigaru ni Tanetsuke Gensoukyou -Onaho Hen-
Shishunki no obenkyou | Puberty Study Session
Mifune-san to Issho ni Banshaku
PUPPY-LOVE FRIENDSHIP
[Usakun] Kongetsu no Wanko. | This Month's Doggy. (COMIC LO 2007-05) [English] [sirC]
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
[Various] NNZ Dan Tsuushin!! (NNZ Dan)
Shishunki no Obenkyou
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project) [Chinese] [CE家族社]
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
Kashima Sensei to Obenkyoukai
Shishunki no Obenkyou Ch.1-5
Shishunki no Obenkyou Ch.1
Shishunki no Obenkyou Ch.1-2
Ningen no Obenkyou
Enigma 02
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
[Sanbaizu] Kazoku Haisetsu|家族排泄 [Chinese][旺角卡門漢化組]
Shishunki no Obenkyou 4 | Puberty Study Session 4
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]
Hare-chan no Obenkyou
(C79) [Art Jam (Mitsumaro, osm)] DenMan 24ji ~4jikanme~
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
[Nekoyashiki Nekomaru] Sugar Spot
Shishunki no Obenkyou 2 | Puberty Study Session 2
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
Shishunki no Obenkyou Saishuuwa
Mahou de Ecchi no Obenkyou!
Obenkyou ≒ Sex
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
Katekyo no Obenkyou
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
Shishunki no Obenkyou | 사춘기의 공부
Jeanne to Obenkyou
(Reitaisai 7) [Youmusya (Gengorou)] AYA-18 (Touhou Project)
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]