Unicorn-chan to Himitsu no Obenkyoukai
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
(C97) [Megabox (Meganei)] Onizuka-san Panty Wasureru | Onizuka-san Forgot Her Panties [English] [2cooked4you]
(C90) [Megabox (Meganei)] Nao wa Hiwai na Otoshigoro | 奈緒正值色色的年紀 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [無邪気漢化組]
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [leoR8714個人漢化]
Unicorn-chan to Himitsu no Obenkyoukai
……Sonna Hazukashii Obenkyou Shiranai
(C94) [Megabox (Meganei)] Uzuki no Himitsu (THE IDOLM@STER CINDERELLA GIRLS)
Nitta-san no Iru Gakkou | A School with Nitta-san
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
Shishunki no Obenkyou Saishuuwa
Shukun-dono to Ore no Natsu!
[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]
Kashima Sensei to Obenkyoukai
COMIC Shingeki 2018-02 [Digital]
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
Unicorn-chan to Himitsu no Obenkyoukai
COMIC Shingeki 2018-04 [Digital]
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane)
COMIC Shingeki 2018-02 [Digital]
Misuzu-san no Obenkyou
Katekyo no Obenkyou
Sense to Naisho no Obenkyou | A Secret Study with Sensei
Shukun-dono to Ore no Fuyu!
(HaruCC19) [RIX (Mamiya)] Obenkyou no Jikan (Shingeki no Kyojin)
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)
Shishunki Sex | Adolescent Sex
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
Onizuka-san Panty Wasureru
[Meganei] Shishunki Sex | 思春期少女性愛 [Chinese]
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss) [English] =Shinko.Aelith & Krizalid=
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
[Meganei] Shishunki Sex [Digital]
Shishunki no Obenkyou Ch.1-3
(C89) [Shiawase Manjuu (Shiawase 1500)] Minna de Obenkyou Shimasho!!
Shishunki no Obenkyou | 사춘기의 공부
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
(C88) [Megabox (Meganei)] Nyan Nyan Suru kara Yurushite Nyan (THE IDOLM@STER CINDERELLA GIRLS)
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
(C99) [stellar drop (Satsuki Yukimi)] Unicorn-chan to Himitsu no Obenkyoukai (Azur Lane) [Chinese] [無邪気漢化組]
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
(C92) [Megabox (Meganei)] Nitta-san no Iru Gakkou (THE IDOLM@STER CINDERELLA GIRLS)
Yuri to Issho ni Obenkyou. | Studying Together with Yuri.
Obenkyou ≒ Sex
[ACID EATERS (Kazuma Muramasa)] Ningen no Obenkyou (Tropical-Rouge! PreCure)
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)