(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
Kokoro Onee-chan to H na Obenkyou
[Meganei] Shishunki no Obenkyou 4 | Puberty Study Session 4 (COMIC Shingeki 2019-12) [English] [Shippoyasha] [Digital]
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
[Takato Kurosuke] Anaboko Obenki-chan [Chinese]
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
Unicorn-chan to Himitsu no Obenkyoukai
[Aikuri] Obenkyou no Jikan
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
Hare-chan no Obenkyou
(C94) [Makai no Kaniya (Kanihara Taraba, Devil)] Tatsuta Onee-chan to Obenkyou (Kantai Collection -KanColle-)
Shishunki no Obenkyou Ch.1
Obenkyou no Jikan
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Dai-chan no Dai ga Tomaranaku Naru Hon 2
Shishunki no Obenkyou
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
[Miyashita Kitsune] Obenkyo Shimasho | 我們一起念書吧 [Chinese]
Shishunki no Obenkyou | 사춘기의 공부
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
Obenkyou ≒ Sex
Unicorn-chan to Himitsu no Obenkyoukai
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
Anaboko Obenki-chan
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
Sanyousei to Obenkyoukai
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo! [Chinese] [无毒汉化组]
Shishunki no obenkyou | Puberty Study Session