[Guild Plus (tatsuya)] Usagi-san to Obenkyou (Touhou Project) [Digital]
Transformed into a Busty Blonde - Ch. 1
[Aikuri] Obenkyou no Jikan, 2 Jikanme
Himitsu no Gohoubi
sanae oneechan de obenkyou shiyo!
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
Invader Invader
Shishunki no Obenkyou
Shishunki no Obenkyou Ch.1-2
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
[Takurou] Ecchi Tokidoki Obenkyou | The Sexy, Heart-Pounding Study [English] [The Lusty Lady Project]
Shishunki no Obenkyou Ch. 1-3
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Katekyo no Obenkyou
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
Shishunki no Obenkyou chapter 6+sp
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project) [Chinese] [迷途竹林汉化]
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
[Jingrock] Futari de Obenkyo | Studying Together (COMIC Megastore H 2007-07) [English]
Obenkyou no Sono Ato de
Iinchou to Obenkyou
(C55) [Metal (Toumei Mieru)] Psychedelic Pink (Various)
(C89) [Shiawase Manjuu (Shiawase 1500)] Minna de Obenkyou Shimasho!!
Unicorn-chan to Himitsu no Obenkyoukai
DEEP SEASHORE
Shishunki no Obenkyou 2 | Puberty Study Session 2
(C87) [Eclipse (Rougetu)] Kouwan Gari (Kantai Collection -KanColle-)
Gokuhi Kenshu | 극비연수
Jissen Enshuu * Queen no Obenkyoukai
Muchi na Ojou-sama no Obenkyou | The Naïve Lady’s Naughty Study
Sadistic Beauty Ch.0-28
Kisekae Djeeta-chan
Sense to Naisho no Obenkyou | A Secret Study with Sensei
Shishunki no Obenkyou | 사춘기의 공부