(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
[Shimajiya (Shimaji)] Ayune-chan Choukyou Nisshi Vol.1-Kouen Ecchi Hen- [Digital]
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
sanae oneechan de obenkyou shiyo!
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
Seijino Obenkyou - STUDY OF XXXXX
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
(C77) [Takanaedoko (Takanae Kyourin)] Obenkyo shimasho
Shishunki no Obenkyou 2 | Puberty Study Session 2
Shishunki no Obenkyou Saishuuwa
[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]
[Meganei] Shishunki no Obenkyou [English]
Unicorn-chan to Himitsu no Obenkyoukai
Impulsive Urge
Jissen Enshuu * Queen no Obenkyoukai
Shishunki no Obenkyou 4 | Puberty Study Session 4
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
Shishunki no Obenkyou
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Daiichiwa Complete Ban
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project)
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
[Aikuri] Obenkyou no Jikan
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
Bi VI
[Milk Company (Ryuukan)] Shiranai Aida ni Futanari Kanojo wa Tannin Kyoushi ni Yoru Sex no Toriko ni Natte ita. [Japanese, English]
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)
Muchi na Ojou-sama no Obenkyou
Obenkyou no Jikan
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
[Itaba Hiroshi] Tanima de Obenkyo | Study With Cleavage (Namaiki! 2016-03) [English] [Brolen]
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
(C87) [Soronosanchi (sorono)] Ibara Kumo Ni (Touhou Project)
Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!
Kokoro Onee-chan to H na Obenkyou
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
(C75) [Asapi Keikaku. (Asagi Aya)] Obenkyo shimasho? Katsura-kun 2@Iro tsuki (Gintama)
Obenkyou ≒ Sex
Katekyo no Obenkyou
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Chinese] [無邪気漢化組]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
(COMIC1☆10) [Flicker10 (Kuronyan)] Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together? (Strike Witches) [English]
Ningen no Obenkyou
……Sonna Hazukashii Obenkyou Shiranai
[Momo] Iinchou to Obenkyou
Yuri to Issho ni Obenkyou.
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
Shishunki no Obenkyou Ch.1-5
Shishunki no Obenkyou Ch. 1-2
(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!)
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo!
Iinchou to Obenkyou
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-)
[SCO LABO (shoco)] SHUFFLE BOYS (Boku no Hero Academia) [English] [Natsurei.] [Decensored] [Digital]
Issho ni Obenkyou... Shiyokka? | Would You Like to... Study Together?
Sanae Onee-chan de Obenkyou Shiyou!
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]