(C69) [Renai Mangaka (Naruse Hirofumi)] Otome Chikku Kagai Jugyou (Mai-Otome)
[Egawa Hiromi] Naisho ni Shitene - Please keep secret
Seiseki Up! Tokubetsu Kojin Jugyou no Himitsu
(C88) [nothingfades (Amane Nekoko)] Naisho no Hajimete Kouhen (PriPara)
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
[Kiki] Inran Jugyou
(C92) [666PROTECT (Jingrock)] Tenkousei JK Elf 3 Saishuushou -Houkago Yagai Jugyou -
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! (Touhou Project)
Naisho no Kagai Jugyou Ouyou Hen
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! (Kantai Collection -KanColle-)
[Anthology] MoeStar BEAST Vol.3 [Digital]
Zenra de Suiei no Jugyou!!
[Keno Yantarou] Hageshii Kagai Jugyou [Chinese]
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae [English] [Fated Circle]
[Minor Boy] Keiko Sensei no Kojin Jugyou - Keiko Sensei Series 2
[Abe Inori] Ninshin Inokori Jugyou (ANGEL Club 2016-09) [English] [xinsu] [Digital]
[Nanami Shizuka] AIBIKI. Naisho banashi. 3 [Chinese]
(C91) [moriQ (Mori Airi)] Rem to Naisho na Koto Shimasen ka? (Re:Zero kara Hajimeru Isekai Seikatsu)
[FEI] Sensei no ♥ Himitsu Jugyou Ch. 1-7
(C85) [Majimadou (Matou)] Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou (Danganronpa) [Chinese] [沒有漢化]
Tenshi no Kagai Jugyou Ch. 9
(C85) [CHAGASHI SAIBAN (Yamabuki Mook)] Naisho no Roommate (Infinite Stratos)
[Taiyoukei Kaihatsu Kikou (Marubayashi Shumaru)] Setsuna-sensei no Hachimitsu Jugyou (Bishoujo Senshi Sailor Moon) [Digital]
(COMIC1☆11) [KURUBUSI-KAI (Dowarukofu)] Mikan no Naisho no Houkago (To LOVE-Ru Darkness)
[Ika Client] Girotin Konsoku Hoken no Jugyou
Kimi to Himitsu no Jugyou
[Kaitou Yuuhi] Naisho no Oshigoto (Otokonoko HEAVEN Vol. 24) [Chinese] [夜願漢化]
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
[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}
[Kawamura Tsukasa] Naisho ni Shitai Juu no Monogatari [Digital]
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama (Dragon Quest XI)
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-5
[Phantom] Tsuya Ane ~Oneesan no Micchaku Jugyou~
(CR35) [Chokudoukan (Hormone Koijirou, Marcy Dog)] Ink Sensei no Ikenai Kagai Jugyou - Teacher Ink's an Extracurricular Erotic Lecture (Moetan)
[Mitarashi Kousei] Seikou Jugyou (teaching sex)
[Katsurai Yoshiaki] Amatsuka Gakuen no Kaikan Jugyou (COMIC X-EROS#37) [Chinese] [空気系☆漢化]
[Anzaki Moral] Kanbyou Shite Ageru | Sinful Nursing (Hanjuku Yawaana Jugyou) [English] [ugliblawg]
Kichiku-sensei no Kagai Jugyou
Rize Sensei to Himitsu no Jugyou
(CiNDERELLA ☆ STAGE 6 STEP) [Rokata Aruki (Akino Komichi)] Naisho no Ohanashi o (THE IDOLM@STER CINDERELLA GIRLS)
[MARUTA] Boku to Kanojo no Hikakuteki Naisho no Nichijou [English] [CGrascal]
[Kitani Sai] Shitsuraku Aroma | Lost Aroma (Himitsu Jugyou) [English] {Fated Circle}
[Rakko] Papa ni wa Naisho! | Keep It A Secret From Daddy! (Murikuri) [English] [desudesu]
(C79) [Kirimochi Texture (Kyuu Yoyoyoyou)] Naisho no Milky Time (Tantei Opera Milky Holmes)
Kagai Jugyou Sakuya Hen
Izayoi Sakuya Sensei no Dosukebe Koukai Jugyou in Terakoya
(SC49) [Baka to Hasami (Tsukai You)] Naisho no Tsuboeri Himitsu no Itsuki (Heart Catch Precure!)
Inkou Kyoushi Dakkou Kakugo no Kakuchou Jugyou
Kaoru Sensei no Tokubetsu Jugyou act2 Hikari to Kaoru
[Morishima Kon] Naisho no Gohoushi + Bangaihen (Oneshota Dish) [English] {Hennojin}
[Watanabe Wataru] Naisho ni Shite ne
(C92) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Umi de Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
[Seiten no Hekireki (Toruneko)] Naisho no Tokkun (Jikkyou Powerful Pro Yakyuu)
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-11
Chiron Sensei no Seikou Jugyou
(C88) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex | 瞞著父母的離家SEX [Chinese] [亂交派對套子裡的殘渣翻譯] [Incomplete]
[Hanpera] Katei Kyoushi no Kagai Jugyou | The Home Tutor's Extracurricular Lesson (Ane Chichi) [English] [ultimaflaral]
[Yukan high Zakura (Chieko)] Bijutsu Jugyou Dessin Model [Digital]
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [一匙咖啡豆汉化组]
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Chinese]
Kagai Katsudou
[Yuzu Ramune] Yankee Musume o Ecchi de Kousei!? ~Jugyou de Ijirare Shitagi ga Gusshori~ 1
(SC26) [PLUM (Kisaragi Kanna)] Naisho! (Sukatto Golf Pangya)
(C85) [Majimadou (Matou)] Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou (Danganronpa) [English] {Less Censored Version}
[Iguchi Sentarou] Classmate to Ecchi Jugyou Ch. 5 [English] [TSHH] [Digital]
[Leafy] Mama ni Naisho no Hatsujouki | 對媽媽保密的發情期 [Chinese] [渣橙子個人單行本漢化]
[Oyama Yasunaga] Kahanshin Jugyou - Teaching About the Lower Half of the Body
(SC33) [Human High-Light Film (Shiosaba)] Honey no Naisho 3 (Cutey Honey)
(C81) [Mama ni wa Naisho (Purukogi Beach)] Fukkin! (King of Fighters)
[Q] Kagai Lesson (Fujouri na Nyotai Kousoku) [Chinese] [村长个人汉化] [Digital]
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [English] [QB Translations] [Decensored]
[Fireball Products] Seki Sensei No Kagai Jisshuu Ver1.5
(COMIC1☆7) [Bakunyu Fullnerson (Kokuriu)] Naisho no Oshigoto (Bakemonogatari)
(C94) [Service Heaven (Azukiko)] Kawakami Sensei to Futaba no Himitsu Kojin Jugyou (Persona 5) [English] [CGrascal]
Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou
Naisho no Kagai Jugyou Ouyou Hen
[Horitomo] Lamia no Tokubetsu Jugyou (Kininaru Anoko wa Monster Musume) [Chinese] [CE家族社]
(COMIC1☆4) [TRIP SPIDER (niwacho)] Naisho no Omamagoto (Fate / hollow ataraxia)
[FEI] Sensei no Himitsu Jugyou | Sensei's Secret Lesson Ch. 1-8 [English] [Lazarus H]
[Oshii Rei] Kougyaku Jugyou [English] [CGrascal]
(C89) [16kenme (Sato-satoru)] Naisho no Love Situation (THE IDOLM@STER CINDERELLA GIRLS)
(C92) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 5 - Futsukame Hen
[Iguchi Sentarou] Classmate to Ecchi Jugyou Ch.1 [Chinese]
Secret lesson - Himitsu Jugyou
(COMIC1☆7) [Aroma Gaeru (Numahana)] Hamon Kyoushi no Setekina Jugyou | Sexual Lessons of the Ripple Teacher (JoJo's Bizarre Adventure) [English] {doujin-moe.us}
[Haiiro Ookami] Jokyoushi no Roshutsu Jugyou
[Irotsuki Sakari] Kanjiru Kagai Jugyou
Kagai Jugyou Sakuya Hen
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu No Naisho (The Legend of Zelda)
(COMITIA123) [Yukan high Zakura (Chieko)] Bijutsu Jugyou Dessin Model
[Kasuga, Shin] Hadakanbo Kyouiku - JK mo Oppai Marudashi!? Sukoyaka Zenra Jugyou 1 | 女高中生ㄋㄟㄋㄟ全都露!? 健康教育全裸開課 [Chinese][變態浣熊漢化組]
(C89) [666PROTECT (Jingrock)] Tenkousei JK Elf -Houkago Choukyou Jugyou- | High School Elven Transfer Student -After School Sex Training Lessons- [English] [Tremalkinger]
[BOSS Chin] Naisho no Ota x Bitch (COMIC Shingeki 2012-10) [English] [desudesu] [Digital]
(C90) [H-SQUAD (Guglielmo)] Hokentaiiku Jisshuu Jugyou ~Onnanoko no Karada no Shikumi Hen~
(COMIC1☆7) [Aroma Gaeru (Numahana)] Hamon Kyoushi no Setekina Jugyou (JoJo's Bizarre Adventure)
(C79) [SHINING (Shaian)] Akari Yami Jugyou (Jewelpet Twinkle)
[Seki Sabato (Tsukuru)] Kyou mo Mata Katei Kyoushi ga Kite Kyousei Mesu Ochi Saimin Jugyou o Suru Hi [English] [Otokonoko Scans] [Digital]
(SC2017 Winter) [TwinBox (Hanahanamaki, Sousouman)] Kouen no Naisho na Koto (Kantai Collection -KanColle-) [Chinese] [花火汉化组]
(C54) [Studio Wallaby (Various)] VITAMIN-B5 1/2 Ruri Ruri Naisho no Arbeit Nikki (Martian Successor Nadesico)
(C85) [Tooku no Sora (UTAKATA Nagi)] Musashi-san no Kojin Jugyou (Kyoukai Senjou no Horizon)
Owaranai Kagai Jugyou
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari- [English]
[Iguchi Sentarou] Classmate to Ecchi Jugyou 1~3[Digital]
Bijutsu Jugyou Dessin Model
Rean Kyoukan no Tokubetsu Kagai Jugyou
Tenkousei JK Elf 3 Saishuushou -Houkago Yagai Jugyou-
(C88) [Decoppachi (Hidiri Rei)] Naisho no IV Satsueikai (THE IDOLM@STER MILLION LIVE!) [Chinese] [MISO个人汉化]
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [Decensored]
[HIGH RISK REVOLUTION] Shiori Vol.11 Inya no Kagai Jugyou (Tokimeki Memorial)
[Syuuen] Delivery Love (Kagai Jugyou) [English] [StatisticallyNP] [Decensored]
Keiko Sensei no Chijoku Jugyou
(SC30) [P-Forest (Hozumi Takashi)] Otome no Naisho Nina-chan to iro iro... (Mai Otome)
[Agata] Naisho no Kakurenbo | Hide And Seek With Friend's Mom (COMIC Megamilk Vol. 18) [English] [vaasi]
[Anzaki Moral] Hanjuku Yawaana Jugyou - Soft-Boiled, so Sweet Hole Lesson.
(C92) [megalodon (Mezashi Gohan)] Albion Gakuen Himitsu no Jugyou (Granblue Fantasy)
Futanari Tokubetsu Jugyou
[Studio Wallaby (Various)] Sakura no Naisho (Cardcaptor Sakura)
[Hasemi_box (Hasemi Ryo)] Futari to Shota no Naisho Graffiti (Koufuku Graffiti) [Digital]
[sho-tan] Taiiku no Jugyou
Minako Sensei Saigo no Bakunyuu Jugyou
[Asai Kikaku (Satou Masa)] Suki Suki! Bokura no Mucchiri Ona-Hole Sensei! Zenryoku Nakadashi Kojin Jugyou [Digital]
[Nico Pun Nise] Tenshi no Kagai Jugyou [English] [Brolen]
[Rokkaku Yasosuke] Naisho Zuma (Comic Shitsurakuten 2013-02) [English] [Facedesk]
[Aoji] Kagai Jugyou (Naruto)(English)(yaoi)
[Yamamichi] Naisho ni Shimasho | Let's Do It In Secret (COMIC Tenma 2015-06) [English] [desudesu]
(Puniket 12) [Soul Magic (Sudoo Kaoru)] Suki suki Aiko-chan Mayonaka no naisho (Ojamajo Doremi)
[(Yuu)Adashino Suisan (Isshi Taira)] oshiete! ongon no hachimitushu jugyou
[Kasuga, Shin] Hadakanbo Kyouiku - JK mo Oppai Marudashi!? Sukoyaka Zenra Jugyou 1
(C87) [NextPreview (MIA)] Sugoku ViVid na Seikyouiku Jugyou (Mahou Shoujo Lyrical Nanoha)
[kedamono (Tori Hrami)] Naisho no Undoukai [English] {Shotachan} [Digital]
[Katsura 24 Gou] Naisho ni Shite (COMIC Penguin Club Sanzokuban 2014-08) [Chinese] [漫の漢化組]
(C89) [TKSpower (Zekkyosyu)] ※Hoshuu Jugyou desu. (ToHeart2)
[Koshou Shoushou] Kagai Jugyo ha Houkago ni
[Morishima Kon] Naisho no Gohoushi (Oneshota Dish) [English] [Kusojiji] [Digital]
[Maekawa Hayato] Onee-chan Sensei no Himitsu Jugyou
(C85) [furuike (Sumiya)] Off no Kongou to Naisho no Ohanashi (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[SHINING (Shaian)] Akari Yami Jugyou (Jewelpet Twinkle) [Digital]
(C90) [Raijinkai (Haruki Genia)] Naisho no Kagai Jugyou (NEW HORIZON) [English] {Hennojin}
[Pirates Patrol (Otokawa Kazuki)] Naisho no Omorashi [English] [Digital]
Yomako-Sensei no Tokubetsu Jugyou
(C73)[Alpha to Yukaina Nakamatachi] Naisho no Trap (Quiz Magic Academy)
(C94) [Critical Hit! (Zetz)] Mutsuki no Naisho (Azur Lane)
Ottori Kyoushi no Nettori Jugyou
[Asahina Makoto] Naisho no Natsuyasumi Ch. 1-2
(C94) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 2 (Love Live! Sunshine!!)
(C87) [Jaku Shouji Musho Shokun (Futaba Yae)] Naisho no Hakuchi Shuuri (Kantai Collection -KanColle-)
[Tachibanaya] Megmica-san to Kagai Katsudou (Meg and Seron)