[Fuyuno Mikan] Mizugi de Obenkyou | Swimsuit Study! (COMIC LO 2015-01) [English] {Yuzuru Katsuragi}
Muchi na Ojou-sama no Obenkyou
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Daiichiwa Complete Ban
(C76) [KinoKonomi (kino)] Pachuri no Obenkyou (Touhou Project)
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON)
[OTOHIMEDOU (Otumaru)] set eyes on++ (Genshiken) [Digital]
(COMIC1☆11) [Planaria Tei (Arimori Haru)] ……Sonna Hazukashii Obenkyou Shiranai (Eromanga Sensei)
(C71)[Chika Sekai (Paruko Nagashima)] Mio Sensei to Obenkyou (BLUE DRAGON) [English]
[Inoue Nanaki] Muchi na Ojou-sama no Obenkyou (ANGEL Club 2016-03) [Chinese] [村长个人汉化]
Osananajimi to no Sugoshikata ~Obenkyoukai Hen~
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
Immoral na Obenkyou - Immoral Study | 부도덕한 공부
Shishunki no Obenkyou 5 | Puberty Study Session 5
(C93) [NERCO (Koikawa Minoru)] Sanae Onee-chan de Obenkyou Shiyou! (Touhou Project)
Shishunki no Obenkyou Ch.1-4
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou (Touhou Project)
……Sonna Hazukashii Obenkyou Shiranai
Shishunki no Obenkyou Ch.1-2
[千凰、dei] 囚 (魔女えっち2)
Reimu ga Ore no Yome!! Roku
[Neko Hige Radio] Full-color digital comic [Sobieru Touno Igamu Oto]
(C93) [Petapan (Akino Sora)] Unicorn no Uni o Corn Shitai!! (Azur lane) [Chinese] [脸肿汉化组]
[Meganei] Shishunki no obenkyou | Puberty Study Session (COMIC Shingeki 2019-01) [English] [Shippoyasha] [Digital]
[Aikuri] Obenkyou no Jikan
Ningen no Obenkyou
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
[Kemigawa] Mamacon! (COMIC MILF 2014-06 Vol. 18) [Chinese] [空想少年汉化]
[Mutou Koucha] Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi [Chinese] [XM漢化] [Digital]
Hontou wa Ecchi na Gensoukyou | A Truly Lewd Gensokyo
SHUIN
Shishunki no Obenkyou
Mika Ganbaru Oshiete Ecchi na Obenkyou.
Misuzu-san no Obenkyou
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
Unicorn-chan to Himitsu no Obenkyoukai
[Aikuri] Obenkyou no Jikan, 2 Jikanme
Obenkyou no Sono Ato de
Kokoro Onee-chan to H na Obenkyou
(Reitaisai 15) [Arutana (Chipa)] Kokoro Onee-chan to H na Obenkyou | Study-Time with Kokoro Onee-chan (Touhou Project) [English] [Mister lol]
Reitou Porno 2
Iinchou to Obenkyou
Saba Ochi
Chiteki Bungaku Bishoujo to Ikimakuri Obenkyou Ecchi
(Koube Kawasaki Zousen Collection 4) [Panda Cotta (Sasakuma Kyouta)] Jintsuu to Hamabe de Arekore Shitai!! (Kantai Collection -KanColle-)
(C89) [Yuusha-sama Go-ikkou (Nemigi Tsukasa)] Kashima Sensei to Obenkyoukai (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(HaruCC19) [RIX (Mamiya)] Obenkyou no Jikan (Shingeki no Kyojin)
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]
[Onizuka Naoshi] Close to you (Porno Graffitti) [English] [Rin]
(C88) [Sankaku Apron (Sanbun Kyoden, Umu Rahi)] Akebi no Mi - Chizuru AFTER [English] {doujins.com}
(Kouroumu 9) [Tonzura Douchuu (Kazawa)] Kokoro-chan Ecchi de Obenkyou (Touhou Project)
(C92) [Studio Mizuyokan (Higashitotsuka Raisuta)] Iemoto Kyokashou (Girls und Panzer)
Shishunki no Obenkyou Saishuuwa
(C93) [110-GROOVE (Itou Yuuji)] Sanyousei to Obenkyoukai (Touhou Project)
[Fuyuno Mikan] Love Collection "Mizugi de Obenkyou" Bangaihen (Petit Cawa Toranoana Gentei Shousasshi) [Chinese] [想抱雷妈汉化组&leoR8714]
[Etigoya (tau)] Oujo no Obenkyou 2 (Dragon Quest V)
Shishunki no Obenkyou chapter 6+sp
(C81) [NIKKA (Mario Kaneda)] Jissen Enshuu * Queen no Obenkyoukai (Final Fantasy Type-0)
BOYS FAN vol.01
Mahou de Ecchi no Obenkyou! | Studying Sex with Magic!
[Takurou] Ecchi Tokidoki Obenkyou
[Fuyuno Mikan] Obenkyou wa Ecchi no Ato de (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]
Bishoujo Bokujou 2
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Daiichiwa Complete Ban [Digital]
Ippai Taberu Kimi ga Suki 2
(C84) [Shinsen Gokuraku (Shuragyoku Mami)] Hime-sama, Obenkyou no Ojikan desu. (Tales of the Abyss)
Shishunki no obenkyou | Puberty Study Session
Sense of Values of Wine - Final
(SC64) [Roshiman (Arimura Ario)] Choroi Yuusha to Masegaki (Dragon Quest III)
[Saotome Mokono] Ijimerare ~"Onna" no Boku to Kainushi Sannin~ <Tankoubon Tokubetsu Ban>
(Rainbow Flavor 18) [World of Pure (Negom)] Tenshi no Otoshikata (Hugtto! Precure)
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!)
Obenkyou no Jikan
[Rokkaku Yasosuke] Obenkyou ≒ Sex + Osoto no Ishikawa-san (Sex no Shikumi!) [English] [Facedesk]
[Shouji Ayumu] Ecchi no Obenkyou | Sexy Studies (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]