(COMIC1☆7) [Aroma Gaeru (Numahana)] Hamon Kyoushi no Setekina Jugyou (JoJo's Bizarre Adventure)
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! [Chinese] [沒有漢化]
[N2jirai (Nimu)] Tsukihi-chan ni wa Naisho de (Nisemonogatari) [Digital]
(C88) [Gadget (Chobariki Mitsuo)] Naisho no Beit no Susume (Yama no Susume)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Digital]
(C90) [Kaminari-neko (Eitarou)] Miho to Anzu no Naisho no Himegoto (Girls und Panzer) [Chinese] [一匙咖啡豆汉化组]
(C54) [Studio Wallaby (Kokuden Kadotake, Deep Purple '72, Leopard)] Mana no Naisho (White Album)
[GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats) [Digital]
[Monogusa Wolf] Naisho no Telephone Date
(C86) [Hyogetsu (Momonoki Fum)] Riko no Kagai Jugyou (To LOVE-Ru)
(Futaba Gakuensai 9) [Sekai Saiko (Mesopotamian Civ)] Naisho no Tsuinteruzu
(C90) [Raijinkai (Haruki Genia)] Naisho no Kagai Jugyou (NEW HORIZON)
(Puniket 37) [Kouya ni Sakebu Aitsu no Heya (Balpanther)] Naisho no Koukai Nisshi (High School Fleet)
[Ochikochitei (Tadano Kushami)] Houkago no Kojin Jugyou
[Tachibanaya] Megmica-san to Kagai Katsudou (Meg and Seron)
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
[Kawady MAX] Rinkan Jugyou (Rape Class) [English] =Torwyn=
[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]
[Gekkou Tei (Seres Ryu)] Chiron Sensei no Seikou Jugyou (Fate/Grand Order) [Digital]
Sensei to Himitsu no Jugyou | Secret Lessons with Sensei
[Maruta] Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 1 (English)
(C54) [Studio Wallaby (Various)] VITAMIN-B5 1/2 Ruri Ruri Naisho no Arbeit Nikki (Martian Successor Nadesico)
Yanagida-sensei no Zenra Jugyou
(SC2015 Autumn) [Ame Usagi (Amedamacon)] Naisho no Hokenshitsu (Gochuumon wa Usagi desu ka?)
[Higashimidou Hisagi] Momozono Gakuensei Kagaku Jugyou Houkago Fuck - After School Fuck
(C94) [Service Heaven (Azukiko)] Kawakami Sensei to Futaba no Himitsu Kojin Jugyou (Persona 5)
[Nekomaru Rentarou] Naisho no Omajinai (Puni Pedo!!) [Chinese] [我是肛♂蛋!不是 融⚥合!] [Digital]
(C71) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou 2+ Plus
(C78) [Nekoneko Panchu! (Nekoneko Panchu)] Sanshimai Choukyou Yuugi [Yukari Hen] Yukari-chan no Butabana Kachiku Choukyou [Anal Higyaku Jugyou]
[Katuraya (Takemaru)] Naisho no Ichiban Kuji (Mahou Shoujo Lyrical Nanoha)
Kirari-Sensei no Hapi Hapi Jugyou
(CT5) [Transistor Baby (Hata)] Sensei to Himitsu no Kagai Jugyou (Summon Night 3)
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3
Muchimuchi Kanojo no NTR Hoshuu Jugyou
Sekaiichi Uketai Anko no Jugyou
(CR35) [Chokudoukan (Hormone Koijirou, Marcy Dog)] Ink Sensei no Ikenai Kagai Jugyou - Teacher Ink's an Extracurricular Erotic Lecture (Moetan)
(COMIC1☆9) [Shiratamaco (Shiratama)] Naisho no Passion - The Secret Passion (Pripara) [Chinese] [CE家族社]
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 1 [Digital]
Naisho no Kagai Jugyou Ouyou Hen
[Murasame Maru] Ninpara ~Botehara XXgakusei no Tokubetsu Jugyou~ | Ninpara ~Preggo Elementary Schooler's Special Lession~ [English] [ATF]
(C81) [CIRCLE ENERGY (Imaki Hitotose)] Sister Maria Sensei no Hachimitsu Jugyou (Boku wa Tomodachi ga Sukunai)
(COMIC1☆5) [Shimoyakedou (Ouma Tokiichi)] Naisho no Mahou (Puella Magi Madoka Magica)
[Nekoya] Kyokutou no Naisho (Kyoukai Senjou no Horizon) [Digital]
[Noise] Tobibako no Jugyou (COMIC LO 2013-05 Vol.110) [English] [Facedesk]
(C89) [16kenme (Sato-satoru)] Naisho no Love Situation (THE IDOLM@STER CINDERELLA GIRLS)
Monmon Kagai Jugyou
[MARUTA] Boku to Kanojo no Hikakuteki Naisho no Nichijou (Complete)
Kyou mo Mata Katei Kyoushi ga Kite Kyousei Mesu Ochi Saimin Jugyou o Suru Hi
[Rafumioshi Goku Hyoe] Yume no Natsugai Jugyou
[Hard Chrome (hardcrom)] Naisho no Step (THE IDOLM@STER CINDERELLA GIRLS)
(C92) [Retasuya (Retasu)] Kaiboukan to Naisho no Asobi (Kantai Collection -KanColle-)
Kawakami Sensei to Futaba no Himitsu Kojin Jugyou
Houkago no Kojin Jugyou
Naisho no Kagai Jugyou {Hennojin}
[Kino Hitoshi] Kojin jugyou
(C88) [THE FLYERS (Naruse Mamoru)] Maekawa-san to Naisho no XX (THE IDOLM@STER CINDERELLA GIRLS)
Tenshi no Houkago Jugyou Chapter 2
(SUPER22) [Mukyu's Paradise (Mukyuu)] Naisho no Houkago (Baka to Test to Shoukanjuu)
(SPARK8) [Yu-cho (Pal)] Otona niwa Naisho (Free!)
[Ohigetan] Chikan Gakushuu Shidou Youryou ~Shou 6 Gyaku Chikan Kagai Jugyou Hen~ (COMIC LO 2016-08) [English] [Striborg]
Katei Kyoushi no Kagai Jugyou | The Home Tutor's Extracurricular Lesson
Classmate to Ecchi Jugyou 8
(C73) [SUTE☆POTE (Kagura Soushi)] riri tama hoshuu jugyou! (Mahou Shoujo Lyrical Nanoha)
(SUPER22) [Kiiro Bird (Pappa)] Oyajidomo ni wa Naisho dazo (Magi: The Labyrinth of Magic)
(C85) [furuike (Sumiya)] Off no Kongou to Naisho no Ohanashi (Kantai Collection -KanColle-)
[Minamida Usuke] Dokidoki Hoshuu Jugyou (COMIC Megastore Alpha 2016-04) [Chinese] [黑条汉化]
[kuma-puro (Shouji Ayumu)] Raku Pera vol.8 Jugyou sankan (Various)
[Egawa Hiromi] Naisho ni Shitene - Please keep secret
(C70) [ENERGYA (Russia no Dassouhei)] Asahina Mikuru-sensei no Tokubetsu Jugyou (Suzumiya Haruhi no Yuuutsu)
Zenra de Suiei no Jugyou!!
[Nico Pun Nise] Tenshi no Kagai Jugyou [English] [Brolen]
(C58) [Studio Wallaby (Fuu)] Reiko no Naisho! (Comic Party)
Ninshin Inokori Jugyou
Kichiku-sensei no Kagai Jugyou
(C71) [Ohtado (Oota Takeshi)] Naisho da yo! Mahou no Club Katsudou (Sasami Magical Girls Club)
[Sasamori Tomoe] Yuutousei ni Hitsuyou na Jugyou | A Class an Honor Student Needs (COMIC HOTMiLK 2014-05) [English] [Facedesk]
[Naisho (Mirai Shounen)] Jouyoku manin densha ★ Sensei... Okashite... (Full color version)
(HaruCC20) [Mikazuki Shokudou (Kurosawa Ayuki)] Aniki ni wa Naisho da yo? (Daiya no Ace)
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 1
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen
[Pin-13 (Juusangatsu)] Futari no Naisho (Kizuato) [Digital]
Yuutousei ni Hitsuyou na Jugyou | A Class an Honor Student Needs
Kaoru Sensei no Tokubetsu Jugyou act2 Hikari to Kaoru
[MIRAGE CAT (Suika Soda)] Naisho Banashi Vol. 1-2 (Gintama) [Digital]
Classmate to Ecchi Jugyou Ch. 9
[Junai Meringue-don (Kijima Hyougo)] Saisho no, Naisho no. + Natsu no Kedamono (Haikyuu!!)
[Abe Inori] Ninshin Inokori Jugyou (ANGEL Club 2016-09) [English] [xinsu] [Digital]
[Maruta] Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 2 (English)
(HaruCC19) [Harench-noon (Inao Maasa)] Naisho Na Karada (DRAMAtical Murder)
Keiko Sensei no Chijoku Jugyou
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! | Naked Swimming Class!! [English] =LWB= [Colorized] [Decensored]
[Yuzu Ramune] Yankee Musume o Ecchi de Kousei!? ~Jugyou de Ijirare Shitagi ga Gusshori~ 1
Tenshi no Kagai Jugyou Ch. 9
[Kitakata Kuniaki] Himitsu no Keijiban H na Onna no Naisho Banashi [English] {Coff66 & Funeral of Smiles}
(C80) [Shirakaba Doori (DRY)] Fuyuko Sensei no Hachimitsu Jugyou (Cerberus)
[Yukan high Zakura (Chieko)] Bijutsu Jugyou Dessin Model [Digital]
[Rorerore-ya (Roreru)] Shoujo to Gozen Jugyou [Chinese] [輝夜漢化]
(CCTokyo132) [Kitei (Naoki)] Naisho Banashi (Kuroko no Basuke)
Kagai Jugyou Sakuya Hen
[Syuuen] Delivery love (Kagai Jugyou) [English] [Sei-Jin] [Decensored]
Hinata to Yui no Kagai Jugyou
[R-Deco (Yusa)] Youjo Senpai niwa Naisho! (Aikatsu!) [Digital]
Gaman Dekinai Kagai Jugyou
(CSP5) [popular plus (Plus)] Boku to Hideyoshi to Naisho no Yorimichi (Baka to Test to Shoukanjuu)
[Hayake] Sensei to Himitsu no Jugyou | Secret Lessons with Sensei (COMIC LO 2021-07) [English] {Mistvern} [Digital]
Classmate to Ecchi Jugyou Ch. 2
[Shunjou Shuusuke] Kojin Jugyou | Private Lesson (COMIC MUJIN 2012-08) [English] [darknight]
[Minor Boy] Keiko Sensei no Kojin Jugyou - Keiko Sensei Series 2
(SUPERKansai19) [Kume (Minakami)] Kimi to Himitsu no Jugyou [English] {Shotachan}
[Mitarashi Kousei] Seikou Jugyou (teaching sex)
(brilliant days 3) [amuamu (Chimu)] Bokura no Naisho no (Ensemble Stars!)
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
(Shotaket 11) [Studio Rakkyou (Various)] Tsubasa x4 no Naisho (Naisho no Yorimichi) [English]
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-7
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! | A Secret Night Battle Practice With Big Sis Tenryuu!! (Kantai Collection -KanColle-) [English]
[Hanpera] Katei Kyoushi no Kagai Jugyou (Ane Chichi) [Chinese] [黑条汉化]