[Oohashiya (Oohashi Hikaru)] 3-nen A-gumi Kagai Jugyou (Mahou Sensei Negima!)
(Shuuki Reitaisai 4) [Terebi-san (Chuusuu Kairo)] Gensoukyou no H na Himitsu (Touhou Project)
[Aigamodou (Ayakawa Riku)] Katori Sensei no Yasen Jugyou (Kantai Collection -KanColle-) [Chinese] [空気系☆漢化] [Digital]
(SUPER13) [Aireal, Teruo Haruo (Fuka, Kanekiyo Miwa)] Kagai Jugyou - Extracurricular Lesson (Yu-Gi-Oh!)
(SC34) [Himitsu Doyoubi (Matsutaka Zon)] Kichiku 3nin Musume (Otogi-Jushi Akazukin)
Keiko Sensei no Chijoku Jugyou
[Coin RAND] Seitokaichou no Himitsu 3 (COMIC Anthurium 021 2015-01) [English] {Hennojin}
Ninshin Inokori Jugyou
Classmate to Ecchi Jugyou 1~3
(C85) [KINOKONOMI (konomi)] Nyancology 2 -Nekota-san to Himitsu no Asa Jijou- | Nyancology 2 -Nekota-san's Secret Morning Affairs- [English] [Doujins.com]
[Anthology] Megane Loli Choukyou Jugyou!! ~Otonashii Megane Lolikko ni Muriyari Dekachin Sounyuu~ | The Loli In Glasses' Training Lesson!! ~Force Fucking a Timid Glasses Wearing Loli With My Big Cock~ [English] {Doujins.com}
[Honey Lounge (Hachimitsu)] 190cm ↑ Choushin Onee-san to Taikakusa Icha Love Jikan | 190cm↑ Size Difference "Icha Love" Time with a 190cm Tall Onee-san [Chinese] [沒有漢化]
[Metal Owl] Bellows no Himitsu (Suisei no Gargantia) [English]
[HATENA-BOX (Oda Kenichi)] Hokentaiiku no Hoshuu Jugyou (Baka to Test to Shoukanjuu) [Digital]
(C89) [Himitsukessya Usagi (Dancyo)] Ijimekko ni Fukushuuda
[FEI] Sensei no Himitsu Jugyou Ch. 1-5
[Onnanoko Himitsu Seisan Koujou (Youichirou W)] Budou ~Bishoujo Kajuu~ (Rurouni Kenshin)
[Akari (Himitsu)] Megumin no Kyousei Shotaiken (Saenai Heroine no Sodatekata) [Chinese]
[Chika] Oni Kyoushi no Himitsu - Oni teacher's Fuckin' Secret (COMIC X-EROS #73) [Chinese] [希月学园汉化组] [Digital]
[Circle Ohigetan (Ohigetan)] Ohigebon-32 Classmate Manko Note 7-kame Joukan Taiiku no Jugyou no Ato Classmate no Onnanoko-tachi ni Onnanoko ya Ase no Nioi de Munmun Muremure no Joshi Kouishitsu e Shoutai Saremashita [English] {N04h}
(COMIC1☆7) [Aroma Gaeru (Numahana)] Hamon Kyoushi no Setekina Jugyou (JoJo's Bizarre Adventure) [Chinese] [瓜皮汉化]
(Keikaku 0x0C) [Himitsu Doyoubi (Matsutaka Zon)] Witch Trial (Doki Doki Majo Shinpan!)
(COMITIA123) [Yukan high Zakura (Chieko)] Bijutsu Jugyou Dessin Model
Kaoru Sensei no Tokubetsu Jugyou act2 Hikari to Kaoru
[KEN] History of violence (Onnanoko no Himitsu) [English] [sauerkraut]
(SHT2018 Haru) [Tori no Ya (Mashikodori)] Non-chan Himitsu no Eigyouchuu!? (PriPara)
[Sorairo Panda (Yamome)] Himitsu to Binetsu
Youkoso Paisen ~AV Joyuu no Kagai Jugyou~
(C91) [Number2 (Takuji)] Secret Lover ~Himitsu no Koibito~ [English] [NihilisticFirebrand]
(C75) [Himitsu Doyoubi (Matsutaka Zon)] Miyuki-chan no Kenkou Shindan
[Fuu @ Jijii Lover] [R-18] Himitsu Kikou
(COMIC1☆7) [Aroma Gaeru (Numahana)] Hamon Kyoushi no Setekina Jugyou | Sexual Lessons of the Ripple Teacher (JoJo's Bizarre Adventure) [English] {doujin-moe.us}
(COMIC1☆12) [Maho-Shinsengumi (Kouzuki Ichika)] Astolfo-kyun no Koko ni wa Himitsu ga Ippai (Fate/Grand Order)
[Honey lounge (Hachimitsu)] Choushin Itoko to Ecchii Koto Shiyo [Chinese]
(C89) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Kagai Jugyou [Chinese] [無邪気漢化組]
[honey lounge (Hachimitsu)] Honey Piece [English] [N04h] [Digital] [Incomplete]
(C94) [Tohgoo (Fuyutugu)] Miyu Houkago Himitsu no Arbeit (Fate/kaleid liner Prisma Illya)
Oshiete! Kaga-sensei ~Hajimete no Niana Jugyou~
(C80) [Kacchuu Musume (Yumi Ichirou)] Himitsu no Joshou | The Secret Prologue (Senjou no Virelai -BATTLEFIELD VIRELAI-) (Valkyria Chronicles 3) [English] [SMDC]
(COMIC1☆11) [KINOKONOMI (konomi)] Nyancology 6 -Nureta Nekoda-san no Himitsu-
Inkou Kyoushi Dakkou Kakugo no Kakuchou Jugyou
[Xikyougumi (Sukeya Kurov, Mita Gunu)] Kanou Naraba Shirubekidenai Chinjufu no Himitsu (Kantai Collection -KanColle-) [Digital]
[Onnanoko Himitsu Seisan Koujou (Youichirou W)] Puchi Puri no Hon (Petite Princess Yucie)
[Aiueon] Himitsu no Kagaijugyou. (Original)
[Mimimimi (Narita Riuku)] Ati-sensei no Hachimitsu Jugyou Sairoku-ban (Summon Night 3) [Digital]
(C94) [Teraoka Digital Works (Endou Tatsumi)] Izayoi Sakuya Sensei no Dosukebe Koukai Jugyou in Terakoya (Touhou Project)
(C66) [2CV.SS Yoshimitu Asagi (Asagi Yoshimitsu)] Dengeki Juujo 4. 1/2 | Den Geki Gun Onna (Full Metal Alchemist)
(C90) [OFF (OKINA)] Himitsu no Kajitsu [English] [ATF]
(C91) [Ngmyu (Tohgarashi Hideyu)] Himitsu no Sanshouuo (THE iDOLM@STER)
Naisho no Kagai Jugyou
(C90) [Solid Air (Zonda)] Oshiete! Kaga-sensei ~Hajimete no Niana Jugyou~ (Kantai Collection -KanColle-)
Zenra de Suiei no Jugyou!!
(SC38) [Himitsu Doyoubi (Matsutaka Zon)] Eriko-san no Eikyuu Kikan (KiMiKiSS)
[Hachimitsu Romance (Eno Yukimi)] Tsuzuki o Onedari Shite mo Ii desu ka? (Granblue Fantasy) [Digital]
(Shuuki Reitaisai 4) [Yuuyaminabe Club (Yaminabe)] Koishi no Himitsu Yuugi (Touhou Project) [Chinese] [CE家族社]
(C90) [INSERT (KEN)] STR ~Shiboritorare~ Daininki Hitodzuma Cosplayer No Himitsu No Kojin Satsuei-kai [English] [SMDC]
Kobetsu Hoshuu Jugyou Ajitani Hifumi Hen
Mizuho no Ecchi na Hoshuu Jugyou
[Iguchi Sentarou] Classmate to Ecchi Jugyou 4~6[Digital]
[Maekawa Hayato] Onee-chan Sensei no Himitsu Jugyou
[Ika Client] Girotin Konsoku Hoken no Jugyou
(C80) [Ura KENT no Himitsu Kichi (KENT)] Monna Miller's e Youkoso | Welcome to the Monna Miller's (Monster Hunter) [English]
(C92) [megalodon (Mezashi Gohan)] Albion Gakuen Himitsu no Jugyou (Granblue Fantasy)
(Puniket 15) [Himitsu Doyoubi (Matsutaka Zon)] Hajikeru Lemon Jiru (Yes! Precure 5)
(C92) [Suteuka no Koya (Komone Ushio)] Watanabe You Sensei no Tokubetsu Jugyou (Love Live! Sunshine!!)
Joshi-kou de Sex Jugyou ~ Sensei, Ichigenme kara Irenaide!
Tenshi no Kagai Jugyou Ch. 4
(C65) [Tax inn (Kisu Yoshimitsu)] FALLEN (Bleach)
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! [Chinese] [沒有漢化]
(Gakuen Trial 1.5 Kagai Jugyou) [ZCC (Zakiko)] Hi ga Kurete (Super Danganronpa 2) [Chinese] [冥棗同萌]
(SUPER25) [g-rough (Kotatsu)] Bokura no Himitsu (Jojo's Bizarre Adventure) [English] [constantly]
Sakurako Sensei no Tokubetsu Jugyou
(C80) [Ura KENT no Himitsu Kichi (KENT)] Monna Miller's e Youkoso (Monster Hunter)
(C85) [Majimadou (Matou)] Enoshima-sensei no Chou Zetsubou-teki Zecchou Jugyou + Futaket Paper (Danganronpa) [English] [N04H]
(C87) [Himitsukessya Usagi (Dancyo)] Nugasare Iinchou +Paper
(CR35) [Chokudoukan (Hormone Koijirou, Marcy Dog)] Ink Sensei no Ikenai Kagai Jugyou - Teacher Ink's an Extracurricular Erotic Lecture (Moetan)
(C88) [Polinky Hiroba (Hori Hiroaki)] Kirari-Sensei no Hapi Hapi Jugyou (THE IDOLM@STER CINDERELLA GIRLS)
[Keno Yantarou] Gaman Dekinai Kagai Jugyou
(C94) [Red bean milk tea (SHIN EN)] Himitsu (Dragon Quest XI)
(C93) [Takaneko (Takineko)] Himitsu Tomodachi Takane vol. 2 (THE IDOLM@STER)
[Anthology] Megane Loli Choukyou Jugyou!! ~Otonashii Megane Lolikko ni Muriyari Dekachin Sounyuu~ | The Loli In Glasses' Training Lesson!! ~Force Fucking a Timid Glasses Wearing Loli With My Big Cock~ Ch. 1-3 [English] {Doujins.com}
Kagai Jugyou Netsu Shisen
(C86) [Himitsukessya Usagi (Dancyo)] CUSTOM LOVECATs
[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]
(C94) [Mattari House (Aitsu)] Hooray Hooray Himitsu (Hugtto! PreCure)
(SUPER23) [Dogfes (sio)] Kagai Jugyou (Ansatsu Kyoushitsu)
[Ohbayashi Mori] Tennis-bu no Himitsu (Keiren Acme Chigoku) [English] [N04h] [Digital]
(C90) [Waterfall (Takano Saku)] Himitsu no Jikan (Love Live!)
Rize Sensei to Himitsu no Jugyou♪
(C73) [SUTE☆POTE (Kagura Soushi)] riri tama hoshuu jugyou! (Mahou Shoujo Lyrical Nanoha)
(Love me do Cheer) [Otome Rinna (Kiri Konbu)] Himitsu no Chiaki-chan (Ensemble Stars!)
[Noise] Tobibako no Jugyou (COMIC LO 2013-05 Vol.110) [English] [Facedesk]
(C90) [H-SQUAD (Guglielmo)] Hokentaiiku Jisshuu Jugyou ~Onnanoko no Karada no Shikumi Hen~ | Health and Physical Education Practice Lesson ~Girls' Anatomy~ [English]
[Beater (daikung)] 體育課夭壽讚!Taiiku Jugyou wa Saikou daze! [Chinese] [Digital]
(C92) [Otukimi Koubo (Akizora Momidi)] Mash to Himitsu no Tokkun (Fate/Grand Order) [English] [Doujins.com]
[Itose Ikuto] Himitsu no Renketsu Sharyou (Otokonoko HEAVEN Vol. 30) [English] {Hennojin} [Digital]
(C94) [Service Heaven (Azukiko)] Kawakami Sensei to Futaba no Himitsu Kojin Jugyou (Persona 5) [English] [CGrascal]
Naisho no Kagai Jugyou Ouyou Hen
[Karakuchi Choucream] Minarai Succubus Himitsu no Jugyou (COMIC Mangekyo 2015-07) [Chinese] [绅士仓库汉化]
[Ikuhana Niro] Kanojo no Himitsu I-II - The Secret of Her [English] [葛の寺] [Digital]
(COMIC1☆11) [Ashima Sandou (Ashima Takumi)] Gabriel no Himitsu no Shiren (Granblue Fantasy)
Namaikikko ni Kyousei Ikiiki Jugyou
(COMIC1☆12) [Kurimomo (Tsukako)] Himitsu no Takarabako (Granblue Fantasy)
[Sakura Ashika] Kusuriyubi ni Himitsu no Koi
[Taiyoukei Kaihatsu Kikou (Marubayashi Shumaru)] Setsuna-sensei no Hachimitsu Jugyou (Bishoujo Senshi Sailor Moon) [Digital]
Rean Kyoukan no Tokubetsu Kagai Jugyou