Onii-chan Chanto Benkyou Shite Kudasai!
(CC11) [Yoru no Benkyoukai (Fumihiro)] Vita no hon 2 (Mahou Shoujo Lyrical Nanoha)
Boku wa Mafuyu Sensei to Sex Suru
(C56) [PORNOSTAR (Machida Hiraku, Tamaoki Benkyo)] Toshiyori no Hiyamizz (ToHeart)
Sense to Naisho no Obenkyou | A Secret Study with Sensei
[Miyashita Kitsune] Obenkyo Shimasho | 我們一起念書吧 [Chinese]
(Reitaisai 12) [Youyoumu (Nigo)] Youmu DAY's -Obenkyouhen- (Touhou Project) [English] [Daddy's Cummies]
(COMIC1☆7) [Kabuttari Kaburanakattari (Seihoukei)] Otokonoko DOOR -Kimatsu Shiken no Benkyou ga Hakadotta no wa, Totsuzen Kabe kara Arawareta Otokonoko no Okage!- [Chinese] [瑞树汉化组]
Urenai Eroge Writer ga Josou Shite Onnanoko no Kimochi o Benkyou Shite Mita 3
(COMIC1☆5) [g.k.p. (Mizusawa Nagi)] Tadaima Obenkyou-chu! (CODE GEASS)
Joi de Oshigoto
Satsuki Onee-chan to Issho ni Benkyou Shiyo
(Reitaisai 8) [Yoru no Benkyoukai (Fumihiro)] Satori roku | Satori Recording (Touhou Project) [English] [SaHa]
[Anthology] Kono Haru, Kanojo to Issho ni Sotsugyou Shimashita ~Futari dake no Benkyoukai Hen~ Jou
[Azuma Kenji] Shikei Shikkounin (Dark Age) [Chinese]
Naisho no benkyou | Secret Study Time
Obenkyou no Sono Ato de
(C94) [Yoru no Benkyoukai (Fumihiro)] Megumin Slime-zuke! | Slime immersed Megumin! (Kono Subarashii Sekai ni Syukufuku o!) [English] [Juster]
Houkago Benkyoukai
(C89) [Yoru no Benkyoukai (Fumihiro)] DARK ELF BREAKING
[Coburaco] Toshokan de Benkyou Shiteitara Itsumo Kuru Gal JK ni...[Chinese] [零食汉化组] [Digital]
(COMIC1☆9) [Yoru no Benkyoukai (Fumihiro)] β3 (Sora no Otoshimono) [Chinese] [无毒汉化组]
(C70) [Yoru no Benkyoukai (Asurai Masaki, Fumihiro)] Gomouma (Renkin San-kyuu Magical Pokaan) [English] [SMDC]
[Tamaoki Benkyo] Nikujiru [Incomplete]
(C95) [Pazzo S.P. (Akikaze Shirakumo)] Petite Soeur 17 (Bokutachi wa Benkyou ga Dekinai) [Chinese] [脸肿汉化组]
Misuzu-san no Obenkyou
COMIC Megastore 2004-03
[Caramel Dow] Sadistic Angel
(C73) [Yoru no Benkyoukai (Fumihiro)] Vita no Hon 4 | Vita Book 4 (Mahou Shoujo Lyrical Nanoha, Sister Princess) [English] [SaHa]
(COMIC1☆15) [KOKIKKO (Sesena Yau)] Onii-chan Chanto Benkyou Shite Kudasai!
Teme Benkyou OshiERO yo!
(C64) [Yoru no Benkyoukai (Asurai Masaki, Fumihiro)] Tea Time! 2 (Sister Princess)
Kashima Sensei to Obenkyoukai
Doki Doki Oyako Lesson~Oshiete H na Obenkyou~ Dainiwa Complete Ban
[Tamaoki Benkyo] Eroi Hon
Obenkyou ≒ Sex
Yutsuki Onee-chan to Issho ni Benkyou Shiyo
Unicorn-chan to Himitsu no Obenkyoukai
[Benkyo Tamaoki] The Sex-Philes Vol.2 [ENG][Hi-Res]
[Sakai Ringo] Koremo Benkyou no Hitotsu dayo! (Otokonoko Uke Vol. 1) [English] [mysterymeat3]
(CT22) [Yoru no Benkyoukai (Fumihiro)] MEGAHOMUSYOKUSYU (Puella Magi Madoka Magica)
Kayoizuma | Commuting Housewife
[Kosuke Haruhito] Benkyou Suki na Kanojo - The girl friend who likes study
[Benkyou Tamaoki] Yotogi Banashi
Kirisu Sensei ga Oshieru Hokentaiiku
[Ginyoku Screw] Love Storm! - Love Juice Storm
(Kouroumu 3) [Yoru no Benkyoukai (Fumihiro)] Aka Eboshi (Touhou Project)
Mafuyu Sensei no Kyouiku
……Sonna Hazukashii Obenkyou Shiranai
Mafuyu Sensei to Saimin Shidou
Shishunki no Obenkyou | 사춘기의 공부
(C94) [Pazzo S.P. (Akikaze Shirakumo)] Petite Soeur 16 (Bokutachi wa Benkyou ga Dekinai)
[Miyahara Ayumu] Idol no Tamago wa Benkyouchuu
[Yudg] EDA no ASDF 1 (Black Lagoon) [English] [EHCOVE]
Okaa-san to Himitsu no Juken Benkyou | Exam Study Secret with Mom
Kitsu Fuwa
[Saegusa Kohaku] Benkyou Dokoro Ja!! [English] [takehiro]
Shishunki no Obenkyou | Puberty Study Session Ch. 1-6
[Benkyo Tamaoki] The Sex-Philes Vol.12 [ENG][Hi-Res]
(SC2020 Autumn) [Maruarai (Arai Kazuki)] Kiss-Ma no Natsu | Summer Of The Compulsive Kisser (Bokutachi wa Benkyou ga Dekinai) [English] {Doujins.com}
Boshikan Taishitsu
(COMIC1☆6) [Yoru no Benkyoukai (Fumihiro)] ankosyokusyu (Puella Magi Madoka Magica) [English] [Chocolate]
[Ootsuki Wataru] Kuroinu ~Kedakaki Seijo wa Hakudaku ni Somaru~ THE COMIC [Chinese]
Kyouko Shokushuzeme no Hon | 杏子被触手侵犯的本子
(C78) [Yoru no Benkyoukai (Fumihiro)] Ayakashi Kitsune 2 (Nurarihyon no Mago) [English] [SaHa]
[Wakamatsu] Hitorigurashi no Joshidaisei no Oheya, Tomodachi to Ichinichi Shuuchuu shite Benkyoukai shiyou to Kimeta Hi | Preparing for exam with my friend [English]
Kirisu Sensei wa Gaman ga Dekinai
[Chayagai] Benkyou Oshiete Kudasai
[Benkyo Tamaoki] The Sex-Philes Vol.5 [ENG][Hi-Res]
Shishunki no Obenkyou Saishuuwa | Puberty Study Session Final Chapter
Anedes
Koko-san wa benkyo nesshin
[Katase Nano] Kyonyuu Ojousama no H na Shakai Benkyou Ch. 1-2
(C67) [Yoru no Benkyoukai (Asurai Masaki, Fumihiro)] Mahou Shoujo (Mahou Shoujo Ai) [English] [Samachan]
COMIC Megastore 2010-01
Uruka no Saimin Benkyoukai
(C76) [Yoru no Benkyoukai (Fumihiro)] NF-02 (Mahou Shoujo Lyrical Nanoha) [English] [SaHa]
[Benkyo Tamaoki] The Sex-Philes Vol.15 [ENG][Hi-Res]
[Anthology] Hageshikute Hen Vol.2
(CR37) [Yoru no Benkyoukai (Fumihiro)] Tama Tama (ToHeart 2)
Benkyou Shimasenka? | Should We Study? {YQII}
(C81) [Yoru no Benkyoukai (Fumihiro)] β (Sora no Otoshimono) [English] [SaHa]
(C97) [Pazzo S.P. (Akikaze Shirakumo)] Petite Soeur 18 (Bokutachi wa Benkyou ga Dekinai)
(C93) [Yoru no Benkyoukai (Fumihiro)] Dark Matter to Shokushu Mikan Hen 2 (To LOVE-Ru Darkness)
Idol no Tamago wa Benkyouchuu
(C93) [UROBOROS (Utatane Hiroyuki)] Sensei wa Seisou ga Dekinai (Bokutachi wa Benkyou ga Dekinai) [Chinese] [寂月汉化组]
(Reitaisai 9) [Yoru no Benkyoukai (Fumihiro)] Satori Yoru (Touhou Project) [English] [SaHa]
[Tamaoki Benkyo] Porno Hatake de Tsukamaete | The Catcher In The Porno Farm
(C93) [PROJECT Harakiri (Kaishaku)] BOKUTACHIHA URUKAGA KAWAII (We Never Learn) [Chinese] [CE家族社]
(CR30) [Yoru No Benkyoukai (Fumi Hiro)] 13 (Sister Princess)
[Kuromahou Kenkyuujo (Nukaji)] Aniki to Kanojo no Benkyoukai (Digital)
Kateikyoushi to Obenkyou
(C94) [Aimaitei (Aimaitei Umami)] Futanari Kyokon Kuro Gal Kanojo to Benkyou Oheya Date da to Omottara Soku Onaho Atsukai Fukujuu Gyaku Anal nante... 丨本以為是和扶她巨根黑辣妹女朋友 在房間學習的約會♥ 結果馬上被當成飛機杯♥服從反向小穴做愛♥什麼的… [Chinese] [沒有漢化]
(COMIC1☆13) [Maruarai (Arai Kazuki)] Wakiyaku w (Bokutachi wa Benkyou ga Dekinai) [English] [rookie84]
Uruka-chan to Fuminocchi o Aheraseru Hon
Bousou Otome side:Shiro
(C99) [Kurohamya (Kurosu)] Satonaka Chie-chan ni Oshioki suru Hon Test Benkyou Hen | Satonaka Chie's Punishment - Test Study Edition (Persona 4) [English] [head empty]
Secret Study Session 2 Nino-chan to Dokidoki Benkyoukai
[Shindou Hajime] Onee-chan no Boots-shiki Benkyouhou | Onee-chan's Boot Style Study Session (S Otome × M Danshi no Gyaku Zeme Ganbou) [English] [desudesu]
Comic Megastore 2004-02
Benkyoux 3
G&D
Ningen no Obenkyou
(COMIC1 BS-sai Special) [Maruarai (Arai Kazuki)] Momoshiri Kyoushi (Bokutachi wa Benkyou ga Dekinai)
[Jeanne DA'ck] Toukai no Kotou PuriPuri Ch. 1-9 [English] [desudesu] [Digital]
[Rokkaku Yasosuke] Obenkyou ≒ Sex (COMIC Shitsurakuten 2014-01) [English] [Facedesk]
(C94) [Maruarai (Arai Kazuki)] Shiri to Souji to Unajuu to (Bokutachi wa Benkyou ga Dekinai) [ENGLISH]
[Tamaoki Benkyo] Tonari no Oneesan - Ch 1
[Kujira] Kunoyu Yonpatsume Geinin no Saga
HOBBY'S BLOCK!! 29 Bokutachi wa Kimi to H ga Shitai!!
(CR36) [Yoru no Benkyoukai (Fumihiro)] Tosaka Yonchoume (Fate/stay night)
[Ponsuke] Ecchi na Benkyou Otomarikai | Naughty Study Sleepover (COMIC LO 2015-07) [English] {5 a.m.}
[Anthology] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~
Toshokan de Benkyou Shiteitara Itsumo Kuru Gal JK ni...
[AMP (Norakuro Nero)] Uruka no Saimin Benkyoukai (Bokutachi wa Benkyou ga Dekinai) [English] [Fated Circle]
Anoko ga Neteru Aida ni...
[Circle Bob (Brother Bob)] Gohoubi Time wa Ecchi na Obenkyou [Digital]