Mika Ganbaru Oshiete Ecchi na Obenkyou.
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
(C89) [stripe orange (Sumisaki Yuduna)] Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
[Aikuri] Obenkyou no Jikan
[Meganei] Shishunki no Obenkyou [English]
Jeanne to Obenkyou
Kateikyoushi to Obenkyou
(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)
……Sonna Hazukashii Obenkyou Shiranai
Michael Keikaku Ch7 - One on One
Unicorn-chan to Himitsu no Obenkyoukai
Shishunki no Obenkyou | 사춘기의 공부
(C93) [Yadapot (Yadapoteto)] Amanatsu & Shori to Obenkyou Shiyo!
Shishunki no Obenkyou
[Chacharan] Jeanne to Obenkyou (Fate/Grand Order) [Chinese] [零星汉化组] [Colorized]
(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)
Cyclone no Doujinshi Full Color Pack 4
Mahou de Ecchi no Obenkyou!
[Takurou] Ecchi Tokidoki Obenkyou
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
Shishunki no Obenkyou Saishuu-banashi | Puberty Study Session Final Chapter
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project) [Chinese] [靴下汉化组]
Shishunki no Obenkyou Ch.1-2
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-)
SABBAT
Hare-chan no Obenkyou
Ikire, nochi Ikigire|热气,随之窒息
[Tsukushino Makoto] Wakazuma Erika no Oshaburi Cooking
Shishunki no Obenkyou Ch. 1-3
Shishunki no Obenkyou 2 | Puberty Study Session 2
[NorthernWind] 雷ノひかり
[ACID EATERS (Kazuma Muramasa)] Ningen no Obenkyou (Tropical-Rouge! PreCure)
Shishunki no Obenkyou | Puberty Study Session Ch. 2
Shishunki no Obenkyou 4 | Puberty Study Session 4
(C58) [Dieppe Factory (Alpine)] DOUBLE FANTASY (Comic Party) [English] [EHCOVE]
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
[Meganei] Shishunki no Obenkyou Ch.1-4 [Chinese] [變態紳士漢化組] [Digital] [Ongoing]
[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Shishunki no Obenkyou Ch.1-5
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study (ANGEL Club 2016-03) [English] [N04h]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
[Hazuki Kaoru] Sailor Fuku de Obenkyou (Nioi Gurui) [Colorized]
Shishunki no Obenkyou Ch.1-3
Shishunki no Obenkyou chapter 6+sp
Ningen no Obenkyou
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
Shishunki no Obenkyou Ch.1-6