(CR35) [Chokudoukan (Hormone Koijirou, Marcy Dog)] Ink Sensei no Ikenai Kagai Jugyou - Teacher Ink's an Extracurricular Erotic Lecture (Moetan)
[Kasuga, Shin] Hadakanbo Kyouiku - JK mo Oppai Marudashi!? Sukoyaka Zenra Jugyou 1 | Hadakanbo Education - Schoolgirls' Breasts are Exposed!? Naked Health Lesson 1 [English] [Decensored] [artfish]
Classmate to Ecchi Jugyou 1~3
(SC38) [Himitsu Doyoubi (Matsutaka Zon)] Eriko-san no Eikyuu Kikan (KiMiKiSS) [English]
[HONOYURARA (Mitsuhabotan)] Kagai Jugyou Netsu Shisen (Kill la Kill) [Digital]
[ether] Sennyuu Shita Joshikou no Jugyou ga Erosugiru Ken! - Irechae! Shirumamire Momikucha Dessin Jugyou
[Dai 25 Hohei Shidan] ABC wa Ikenai Jugyou!
(C78) [Angel☆Tear (Togo)] Hinata to Yui no Kagai Jugyou (Angel Beats!)
(C92) [Takaneko (Takineko)] Himitsu Tomodachi Takane (THE IDOLM@STER)
(C95) [horonaminZ (horonamin)] Ochikobore Succubus to Sex Hoshuu Jugyou
Naisho no Kagai Jugyou
[Keno Yantarou] Tanoshii Kagai Jugyou
[honey lounge (Hachimitsu)] Chikyuu no Jinrui wa Kujo Taishou ni Narimashita | Earth's Human Race Disinfection [English] [AGB,Anon]
[Goban] Okaasan no Seiteki na Jugyou (COMIC Momohime 2010-03) [Chinese] [sakaroko个人汉化]
Sennyuu Shita Joshikou no Jugyou ga Erosugiru Ken! - Irechae! Shirumamire Momikucha Dessin Jugyou
(C70) [ENERGYA (Russia no Dassouhei)] Asahina Mikuru-sensei no Tokubetsu Jugyou (Suzumiya Haruhi no Yuuutsu)
[Beater (daikung)] 體育課夭壽讚!Taiiku Jugyou wa Saikou daze! [Chinese] [Digital]
[Marneko] Onnanoko Supple ~Seitenkan Shite Hoken no Jugyou~ | 女孩子補給品 性轉換之後保健的授業 [Chinese]
[Ginhaha] Uketsukejou no Himitsu na Irai (Goblin Slayer) [Chinese]
Secret lesson - Himitsu Jugyou
[Himitsu Kessya Shinseiki Doumei (Various)] Kotoni-san o ○○ Shitai! [Digital]
[Iruma Kamiri] Himitsu no Onayami Soudan | Chance Exposure (Gakko no Himitsu) [English] [Decensored]
[Onnanoko Himitsu Seisan Koujou (Youichirou W)] Budou ~Bishoujo Kajuu~ (Rurouni Kenshin)
(Puniket 15) [Himitsu Doyoubi (Matsutaka Zon)] Hajikeru Lemon Jiru (Yes! Precure 5)
[honey lounge (Hachimitsu)] Imouto >> Ani
Classmate to Ecchi Jugyou Ch. 9
[Mitarashi Kousei] Seikou Jugyou (teaching sex)
Kagai Jugyou | Delivery love
(C92) [Himitsukessya Usagi (Dancyo)] Jubaku Kanojo 2 [Chinese] [Lolipoi汉化组]
(C92) [Mocomocodo (Nukunuku Batten)] Tendou Karen to Dokidoki Himitsu Game (Gamers!)
(COMIC1☆11) [Garakuta-ya (Neko Gohan)] Papa to Watashi no Himitsu no Atelier 3 (Esper Mami)
(C89) [Shiranai Ouchi (Amedori)] Ii Koto wa Futari no Himitsu
Kobetsu Hoshuu Jugyou Ajitani Hifumi Hen
[Metal Owl] Bellows no Himitsu (Suisei no Gargantia) [English]
(C90) [Himitsukessya Usagi (Dancyo)] CUSTOMLOVECATs 3rd
Hoshuu Jugyou bu Seikatsu Kiroku | 补习授业部性爱记录
(C80) [Ura KENT no Himitsu Kichi (KENT)] Monna Miller's e Youkoso (Monster Hunter)
[Aoki Kanji] Kyoudai no Himitsu no Su | The Siblings' Secret Nest (COMIC Anthurium 2016-10) [English] [Team Koinaka] [Digital]
[honey lounge (Hachimitsu)] Honey Piece [Digital]
[win win] Inwai Jugyou
[Keno Yantarou] Tadashii Kagaijugyou [Chinese]
(Shuuki Reitaisai 4) [Ikuiku Com (Jii Jii Sachira)] Shinso no Himitsu ~Gekan~ (Touhou Project)
[Himitsu Doyoubi (Matsutaka Zon)] Pinepan no Higeki (Fresh Precure!) [Digital]
(C73) [SUTE☆POTE (Kagura Soushi)] riri tama hoshuu jugyou! | Riritama Supplementary Lessons (Mahou Shoujo Lyrical Nanoha) [English]
[Himitsu Doyoubi (Matsutaka Zon)] Pants-Wetting All-Stars DX (Pretty Cure) [English] =TV=
[Anyakunin] Kagai Jugyou (Futa-On-Male)
(COMIC1☆13) [KINOKONOMI (konomi)] Nyancology 7 -Kitsunegawa Kon to Himitsu no Kenkyujo- [Chinese] [绅士仓库汉化]
(Puniket 35) [Tori no Ya (Mashikodori)] Nozomi-chan Ganbaru! (Kamisama Minarai Himitsu no Cocotama)
(C86) [Himitsukessya Usagi (Dancyo)] CUSTOM LOVECATs [Chinese] [JoeOtaku+Pinkie汉化]
(C85) [Majimadou (Matou)] Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou (Danganronpa)
Minato-sensei no Kagai Jugyou
(C90) [Motchie Kingdom (Motchie)] Himitsu Kichi no Himitsu (Dagashi Kashi) [English] {doujins.com}
[bomubomuburin (Tooyama Burin)] Jitsuen Koukai Hoken no Jugyou de Shiofuki Renzoku Zecchou
[Himitsu Doyoubi (Matsutaka Zon)] Kanon chou Kikiippatsu (Suite Precure) [Digital]
[Dynamite Moca] Bokura no Himitsu (Otokonoko Heaven's Door 5) [Chinese] [瑞树汉化组] [Digital]
Kyou mo Mata Katei Kyoushi ga Kite Kyousei Mesu Ochi Saimin Jugyou o Suru Hi
[Sakamata Nerimono] Sexual Fall (Megane Loli Choukyou Jugyou!! ~Otonashii Megane Lolikko ni Muriyari Dekachin Sounyuu~) [English] {Doujins.com}
[Fuu @ Jijii Lover] [R-18] Himitsu Kikou
(C68) [2CV.SS (Asagi Yoshimitsu)] Inamorato Prediletto 3 (Final Fantasy VII Advent Children, Rumble Roses)
[usi] Himitsu no Kissaten Ch. 1-8 [Digital]
(C90) [H-SQUAD (Guglielmo)] Hokentaiiku Jisshuu Jugyou ~Onnanoko no Karada no Shikumi Hen~ | Health and Physical Education Practice Lesson ~Girls' Anatomy~ [English]
[Princess Project. (Sentape)] Private Lesson ~Nagato Yuki no Kojin Jugyou~ (Suzumiya Haruhi no Yuuutsu) [Digital]
[Maimu-Maimu] Onna Kyoushi to Boku no Himitsu | 女教師與我的秘密 [Chinese]
[Rama] Himitsu no Decoration [Digital]
[Himitsu Doyoubi (Matsutaka Zon)] Ukkari!? Chikan Densha Saikyou-sen ni Nocchaimashita!! (HeartCatch PreCure!) [Digital]
[Sakura Ashika] Kusuriyubi ni Himitsu no Koi
[Draw Two (Draw2)] Himitsu | Secret [English] [Digital]
Muchimuchi Kanojo no NTR Hoshuu Jugyou
Classmate to Ecchi Jugyou Ch. 13
(C92) [Chocolate Land (kakao)] Koakuma Setsuko no Himitsu vol. 2 [Chinese] [無毒漢化組]
(C90) [SAZ (Onsoku Zekuu)] Kudelia Sensee no Seiteki Jugyou (Mobile Suit Gundam Tekketsu no Orphans)
(COMIC1☆12) [Maho-Shinsengumi (Kouzuki Ichika)] Astolfo-kyun no Koko ni wa Himitsu ga Ippai (Fate/Grand Order) [Chinese] [琴叶汉化]
[Syuuen] Delivery Love (Kagai Jugyou) [English] [StatisticallyNP] [Decensored]
(C60) [2CV.SS (Asagi Yoshimitsu)] 11 X 56G (Final Fantasy X)
(C74) [Naruho-dou (Naruhodo)] Sekaiichi Uketai Anko no Jugyou (Naruto) [English] [Colorized]
Kagai Jugyou Sakuya Hen
[Seki Sabato (Tsukuru)] Kyou mo Mata Katei Kyoushi ga Kite Kyousei Mesu Ochi Saimin Jugyou o Suru Hi [English] [Otokonoko Scans] [Digital]
[Akari (Himitsu)] Chaldea no Nawa Matsuri (Fate/Grand Order) [Chinese]
Classmate to Ecchi Jugyou Ch. 6
[Himitsu Doyoubi (Matsutaka Zon)] Kousui no Wana (Heartcatch Precure) [Digital]
(Puniket 33) [Yumesaki Annai Kairanban (Hiro Hiroki)] Kokoro-chan Kansatsu Nikki (Kamisama Minarai Himitsu no Cocotama)
[Hanpera] Katei Kyoushi no Kagai Jugyou | The Home Tutor's Extracurricular Lesson (Ane Chichi) [English] [ultimaflaral]
Himitsu no Kagaijugyou - Ni Jikanme
(C75) [Action Mokei (Imaizumi Atsushi)] Seacret Lovers (Nogizaka Haruka no Himitsu) [English] =Team Vanilla=
(Himitsu no Ura Kagyou 21) [Endless Repeat (Fuuko)] Kouzen no Himitsu (Meitantei Conan)
(C69) [Alice Digital Factory (Hirosue Maron)] Rebecca-sensei no Doki Doki Kagaijugyou (Pani Poni Dash!)
[Iguchi Sentarou] Classmate to Ecchi Jugyou Ch. 5 [English] [TSHH] [Digital]
[Nakafusa Momo] Anoko no Himitsu 3 (Anoko no Himitsu) [English] [N04h]
(SPARK4) [Himitsu Doyoubi (Matsutaka Zon)] Otona no Omocha no Kuni wa Kiken ga Ippai!? (Fresh Precure!)
(C85) [Majimadou (Matou)] Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou (Danganronpa) [Chinese] [沒有漢化]
[Rafumioshi Goku Hyoe] Yume no Natsugai Jugyou
(C56) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou
(C74) [Naruho-dou (Naruhodo)] Sekaiichi Uketai Anko no Jugyou (NARUTO)
(C83) [CIrcle Ohigetan (Ohigetan)] Ohigebon-35 Classmate Ochinchin Jugyou Sankan
[Kamepotel (Izuki Jirou)] Nogizaka Mika no Mitsugetsu Tear Plus (Nogizaka Haruka no Himitsu) [Digital]
Naisho no Kagai Jugyou Nyuumonhen
(Reitaisai 9) [Hannama (Soine)] Kasen-chan Jugyou Desu-yo (Touhou Project) [English] {Pesu}
(C93) [The Seventh Sign (Kagura Yuuto)] Rean Kyoukan no Tokubetsu Kagai Jugyou (The Legend of Heroes: Trails of Cold Steel)
[Gekka Saeki] Anara Idol | 戀肛偶像 (Toilet no Himitsu) [Chinese] [臭鼬娘漢化組] [Digital]
(C69) [Renai Mangaka (Naruse Hirofumi)] Otome Chikku Kagai Jugyou (Mai-Otome)
[Midnight Muumus (Giu)] Ore ga otoko da to Iu Koto wa Himitsu dakara [Chinese] [Digital]
[Ikuhana Niro] Sorezore no Himitsu - The Secret of Each Other (COMIC Anthurium 2017-11) [English] [Digital]
[Keno Yantarou] Hazukashii Kagaijugyou
Himitsu no Kagai Jugyou
[Amatarou] Futari de Jugyou wo Nukedashite ♡ | Sneaking out of Class Together [English] {YQII}
(C78) [Ura KENT no Himitsu Kichi (KENT)] Cammy Quick Climax (Street Fighter)
[Honey lounge (Hachimitsu)] Shukushou Seikatsu ~Osananajimi to no Sugoshikata~ | 縮小性活 ~和青梅竹马的生活方式~ [Chinese] [节操汉化组]
[FEI] Sensei no Himitsu Jugyou | Sensei's Secret Lesson Ch. 1-4 [English] [Lazarus H]
(SC2018 Spring) [Himitsukessya Usagi (Dancyo)] Shirasaka Koume o Tsukamaeta, Hazu Datta (THE IDOLM@STER CINDERELLA GIRLS)
[Yuzuki N Dash] Kanojo no Himitsu to Himitsu no Kanojo | Girlfriend's Secret, Secret Girlfriend (Futanarikko Lovers 2) [English] {Tigerhorse}
(C92) [Suteuka no Koya (Komone Ushio)] Watanabe You Sensei no Tokubetsu Jugyou (Love Live! Sunshine!!) [Chinese] [寂月汉化组]
Chiron Sensei no Seikou Jugyou
[Himitsu Doyoubi (Matsutaka Zon)] Watashi ha Neko ni Naritai (Suite Precure) [Digital]
Ninshin Inokori Jugyou
Rean Kyoukan no Tokubetsu Kagai Jugyou
Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou {Less Censored Version}
[Gyuunyuu Rinda] Minami Sensei no Tadashii Seikyouiku Jugyou
Sensei no Himitsu Jugyou | Sensei's Secret Lesson Ch. 1-9
[Ikuhana Niro] Kanojo no Himitsu II - The Secret of Her (COMIC Anthurium 2017-07) [English] [葛の寺] [Digital]
Tenkousei JK Elf 3 Saishuushou -Houkago Yagai Jugyou-
Kagai Lesson
(Reitaisai 15) [Yamabukikaku (Yamabukiiro)] Koumakan no Himitsu Asobi (Touhou Project)
[Aimaitei (Aimaitei Umami)] Futanari Osananajimi to Ore to Hajimete no Gyaku Anal Kagai Jugyou | Me and My Futanari Childhood Friend's First Extracurricular Lesson in Reverse Anal [English] [JasmineTea] [Digital]
[Homura Subaru] Momoyuri Gakuen - Himitsu no Soap-bu R | The Momoyuri Academy Secret Soapland Club R [English] [Digital]
[Anagura (Usa)] Reika-san no Tokubetsu Jugyou (Smile Precure!) [Digital]
Watanabe You Sensei no Tokubetsu Jugyou