[Iizuki Tasuku] Omoi de Ippai Ni Nin no Goudou jugyou?
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae [Chinese] [想吸大尾巴个人汉化]
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai)
[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][Decensored]
[Sangatsu Usagi] Naisho no Teatime - The Secret Teatime
[Mita Kurumi] Naisho no Photograph (COMIC ANGEL Club 2010-09)
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama | The Princess' Secret (Dragon Quest XI) [English] =TLL + mrwayne=
[Root 12-hedron (Landolt Tamaki)] Zutto Naisho ni Shiteta kedo, Jitsu wa Watashi, Haeteru no. | I've always kept this a secret, but the truth is, I have one [English] [UsagiTrans] [Digital]
[Sukiyoshi Shinji] Monmon Kagai Jugyou (Incubus) [English] [mysterymeat3]
[Studio Wallaby (Various)] VITAMIN-B5 1/3 Ruri Ruri Naisho no Gakuen Nikki (Kidou Senkan Nadesico)
[Yanagawa Rio] Naisho no Wonderland | Wonderland of Secrets (GoGo! Girls) [English] {5 a.m.}
Yuutousei ni Hitsuyou na Jugyou | A Class an Honor Student Needs
Tenshi no Kagai Jugyou Ch. 9
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Chinese]
[Keno Yantarou] Hageshii Kagai Jugyou
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [English] {Shotachan} [Digital]
[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) [Teraoka Digital Works (Endou Tatsumi)] Izayoi Sakuya Sensei no Dosukebe Koukai Jugyou in Terakoya (Touhou Project)
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! | Naked Swimming Class!! [English] =LWB=
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu No Naisho (The Legend of Zelda)
(C83) [Ameyama Telegraph (Ameyama Denshin)] Rokujou Junko no Haisetsu Kagai Jugyou
[Tokunaga Poosaku] Himitsu no Kagai Jugyou
(SC26) [PLUM (Kisaragi Kanna)] Naisho! (Sukatto Golf Pangya)
[sho-tan] Taiiku no Jugyou
[TIES (Takei Ooki)] Mahou Shoujo no Naisho no Oshigoto (Puella Magi Madoka Magica)
[Dai 25 Hohei Shidan] ABC wa Ikenai Jugyou!
(C85) [Majimadou (Matou)] Enoshima-sensei no Chou Zetsubou-teki Zecchou Jugyou + Futaket Paper (Danganronpa)
(C90) [Mama ni wa Naisho (Plasma Beach)] Kinniku Bokujou (THE IDOLM@STER)
(C81) [CIRCLE ENERGY (Imaki Hitotose)] Sister Maria Sensei no Hachimitsu Jugyou (Boku wa Tomodachi ga Sukunai)
Ellen-sensei no Houkago Tokubetsu Jugyou
[win win] Inwai Jugyou
[Guglielmo] Youkoso Paisen ~AV Joyuu no Kagai Jugyou~ (Shishunki Marudashi!) [English] [Azzei]
※Hoshuu Jugyou desu.
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-7
(C82) [THE FLYERS (Naruse Mamoru)] Ako-chan to Naisho no XX + plus (Saki Achiga-hen)
Hajimete no Jugyou Sankan
(C94) [KURUBUSI-KAI (Dowarukofu)] Mikan no Naisho no Shuumatsu (To LOVE-Ru)
(C85) [Tooku no Sora (UTAKATA Nagi)] Musashi-san no Kojin Jugyou (Kyoukai Senjou no Horizon)
[Oshii Rei] Kougyaku Jugyou [English] [CGrascal]
Taiiku Kyoushi 2 ~Bokura no Kagai Jugyou~
[Hanpera] Katei Kyoushi no Kagai Jugyou | The Home Tutor's Extracurricular Lesson (Ane Chichi) [English] [ultimaflaral]
[Beater (daikung)] 體育課夭壽讚!Taiiku Jugyou wa Saikou daze! [Chinese] [Digital]
[Matsumoto Yuuka] Naisho no Cute Boy
Naisho no Kagai Jugyou
(Senka no Toki) [Syupa! (makiron)] Naisho no Uchiban | 祕密的內番 (Touken Ranbu) [Chinese] [月下鹤吟汉化组]
(C85) [Yadokani Daikaiten (Kawamoto Yutsuki)] Naisho no Ecchi (Ro-Kyu-Bu!)
[SAS] Kagai Jugyou ni Youkoso!(COMIC Penguin Club Sanzokuban 2011-12)
(C54) [Studio Wallaby (Kokuden Kadotake, Deep Purple '72, Leopard)] Mana no Naisho (White Album)
(ComicLive in Nagoya) [Konekopan (rie)] Naisho no Mashimaro Heart! (Ensemble Stars!)
[Root 12-hedron (Landolt Tamaki)] Zutto Naisho ni Shiteta kedo, Jitsu wa Watashi, Haeteru no. [Digital]
[botibotiikoka (takku)] Joji Bitch JS wa Yuuwaku Shitagariya-san - Inokori Jugyou [Digital]
(C89) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Toshikoshi-hen [Chinese] [肥宅除夕依舊只能看著衛生紙上的殘渣翻譯]
Tenshi no Houkago Jugyou Chapter 3
[Konohana] Naisho no Jikan | Secret Times (COMIC Megastore 2009-04) [English] [Hentai from Hell]
[Ruku-Pusyu] Quistis Sensei no Kojin Jugyou (Final Fantasy VIII)
[Irotsuki Sakari] Kanjiru Kagai Jugyou
[Mori Hiromi] Onee-san no Kagai Jugyou
[Takase Yuu] Hajimete no Jugyou Sankan (Naisho no Jiyuuchou) [English] [Raknnkarscans]
[Koutarou] Ritsuko-Sensei no Kojin Jugyou | Big Breasts Teacher, Children's Virginity Hunting Expert. (COMIC Bazooka 2011-12) [English]
[kedamono (Tori Hrami)] Naisho no Undoukai | 运动日的秘密 [Chinese] [本子社汉化] [Colorized] [Digital]
[Aoji] Kagai Jugyou (Naruto)
(C87) [Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-)
Onee-chan Sensei no Himitsu Jugyou
[Ichinomiya Yuu] Naisho no Complex (COMIC Anthurium 036 2016-04) [Chinese] [黑条汉化]
[Mama ni wa Naisho (Plasma Beach)] Luscious Beef Cake PLATINUM (Tekken)
(C71) [Ohtado (Oota Takeshi)] Naisho da yo! Mahou no Club Katsudou (Sasami Magical Girls Club)
[Phantom] Tsuya Ane ~Onee-san no Micchaku Jugyou~ [Chinese]
(SC33) [Human High-Light Film (Shiosaba)] Honey no Naisho 3 (Cutey Honey)
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari- | It's a Secret! [English] [DKN117 & laguiole]
[Studio Wallaby (Deep Purple '72)] Arashi no Naisho, Aiko no Himitsu (Gad Guard)
Classmate to Ecchi Jugyou Ch. 9
JK Yome Sakura no Yagai Jugyou
(C88) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex
(SC49) [Baka to Hasami (Tsukai You)] Naisho no Tsuboeri Himitsu no Itsuki (Heart Catch Precure!)
[Maruta] Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 2 (English)
Bijutsu Jugyou Dessin Model
[kedamono (Tori Hrami)] Naisho no Undoukai [English] {Shotachan} [Digital]
Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou
[Fummy] Naisho no Relax | Secret Way to Relax (COMIC LO 2018-05) [English] {Mistvern} [Digital]
[Rakko] Papa ni wa Naisho! | Keep It A Secret From Daddy! (Murikuri) [English] [desudesu]
[Kanzaki Shirou] Yume no Kuni no Naisho Banashi
[FEI] Sensei no ♥ Himitsu Jugyou
[MoonRevenge (Miyuma Subaru)] Futari no Naisho
[Anzaki Moral] Hanjuku Yawaana Jugyou - Soft-Boiled, so Sweet Hole Lesson.
Kyou mo Katei Kyoushi ga Kite Kyousei Mesu Ochi Saimin Jugyou o Suru Hi
(Kouroumu 6) [04U (Misasagi Task)] Anoko nya Naisho (Touhou Project)
(C90) [Raijinkai (Haruki Genia)] Naisho no Kagai Jugyou (NEW HORIZON) [Chinese] [CE家族社]
(CT5) [Transistor Baby (Hata)] Sensei to Himitsu no Kagai Jugyou (Summon Night 3)
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! [Chinese] [沒有漢化]
[ether] Sennyuu Shita Joshikou no Jugyou ga Erosugiru Ken! - Irechae! Shirumamire Momikucha Dessin Jugyou
[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]
[Amatarou] Futari de Jugyou wo Nukedashite ♡ | Sneaking out of Class Together [English] {YQII}
(C65) [Naisho no Tsubomi (Unazuki Renge)] Naisho no Tsubomi (Various)
[Nico Pun Nise] Tenshi no Kagai Jugyou [English] [Brolen]
Daitai Tadashii Sensei no Jugyou
Naisho no Kagai Jugyou Nyuumonhen
[Asai Kikaku (Satou Masa)] Suki Suki! Bokura no Mucchiri Ona-Hole Sensei! Zenryoku Nakadashi Kojin Jugyou [Digital]
[Fireball Products] Seki Sensei No Kagai Jisshuu
(C92) [Retasuya (Retasu)] Kaiboukan to Naisho no Asobi (Kantai Collection -KanColle-)
[Yuzu Ramune] Yankee Musume o Ecchi de Kousei!? ~Jugyou de Ijirare Shitagi ga Gusshori~ 1
(C86) [Mama ni wa Naisho (Plasma Beach)] Kinniku Chocolate (Samurai Spirits)
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!!
Paizurina sensei no kagai koshu♪
Glenn Sensei no Rokudenashi Kagai Jugyou
[Syuuen] Delivery Love (Kagai Jugyou) [English] [StatisticallyNP] [Decensored]
[Kino Hitoshi] Kojin jugyou
Musuko no Tameni Tannin to SEX… Jugyou Sankan de Ikasenaide!
(C72) [SimaSima System (Nagisawa You)] Naisho no Hokentaiiku (Cardcaptor Sakura)
Tenkousei JK Elf 3 -Houkago Yagai Jugyou- | High School Elven Transfer Student -After School Outdoor Lessons-
[Activa (SMAC)] Yomako Sensei no Tokubetsu Jugyou (Tengen Toppa Gurren Lagann) [English] {fzid4}
Hageshii Kagai Jugyou
[Muchiuchi (Muchi)] Naisho no Hero | Secret Hero (Osomatsu-san) [English]
Yuutousei ni Hitsuyou na Jugyou
[Guglielmo] Youkoso Paisen ~AV Joyuu no Kagai Jugyou~ | Welcome graduate ~AV Actress's Extracurricular lesson~ (Shishunki Marudashi!) [English] [Azzei]
(C92) [Macaron*Sketch (Yukatama)] Naisho no Cappuccino (Gochuumon wa Usagi desu ka?)
(Puniket 23) [Suitekiya (Suitekiya Yuumin)] Naisho no HONya-san (Watashi no Ouchi wa HONya-san)
[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]
Mama ni Naisho Mama to Naisho
(Change More Naisho no Mahou II) [Honey Devil (Tsugumi Gumico)] MaElle-chan to <censored> (Grimoire ~Shiritsu Grimoire Mahou Gakuen~)
[Sankuro] Himitsu no Jugyou Sankan | Secret of the Classroom Visit (COMIC LO 2011-01) [English] [Mistvern]
(C89) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Kagai Jugyou [English] [H-Konbini]
[Teruki Kuma] Naisho da yo
(C92) [Suteuka no Koya (Komone Ushio)] Watanabe You Sensei no Tokubetsu Jugyou (Love Live! Sunshine!!) [Chinese] [寂月汉化组]
(COMIC1☆7) [Bakunyu Fullnerson (Kokuriu)] Naisho no Oshigoto (Bakemonogatari)
(C58) [Studio Wallaby (Fuu)] Reiko no Naisho! (Comic Party)
[Oozora Kaiko] Papa ni wa Naisho no Boshi no Fureai
(C93) [Zabuton Makura (Nakai)] Anoko ni Naisho no Uchiawase (THE IDOLM@STER CINDERELLA GIRLS) [English]
(C91) [Anmitsu Ryokan (Yoru Yoru)] Naisho dakara ne (Sengoku Collection)
Tenshi no Houkago Jugyou Chapter 8
[Katsurai Yoshiaki] Amatsuka Gakuen no Kaikan Jugyou (COMIC X-EROS#37) [Chinese] [空気系☆漢化]
[FEI] Sensei no ♥ Himitsu Jugyou Ch.1-3
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3 [English]
(Puniket 12) [Soul Magic (Sudoo Kaoru)] Suki suki Aiko-chan Mayonaka no naisho (Ojamajo Doremi)
[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}
(C94) [Akausagi (Fukuyama Naoto)] Kagai Jugyou Sakuya Hen (Kagai Jugyou -Shiritsu Hakurei Joshi Gakuen-)
Keiko Sensei no Chijoku Jugyou
(C72) [kidnap company (Saitou Tsukasa)] Himitsu no Gashuu - Naisho no Jikan (Kodomo no Jikan)
[FEI] Sensei no Himitsu Jugyou | Sensei's Secret Lesson Ch. 1-7 [English] [Lazarus H]
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [Chinese] [黑夜汉化组] [Digital]
[Vitamin Gohan (Hasegawa Keita)] Naisho no Sakuya-san | 不为人知的咲夜 (Touhou Project) [Chinese] [sismvg英渣汉化] [Digital]
[Ika Client] Girotin Konsoku Hoken no Jugyou
[FEI] Sensei no Himitsu Jugyou | Sensei's Secret Lesson Ch. 1-8 [English] [Lazarus H]
(SUPERKansai19) [Kume (Minakami)] Kimi to Himitsu no Jugyou [English] {Shotachan}
(C89) [Jagabata (Oimo)] Naisho no Futarikiri (PriPara)
(SC2017 Summer) [mocomocodo (Nukunuku Batten)] Glenn Sensei no Rokudenashi Kagai Jugyou (Rokudenashi Majutsu Koushi to Akashic Records) [Chinese] [oo君個人漢化]
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! (Touhou Project)
[Murasame Maru] Ninpara ~Botehara XXgakusei no Tokubetsu Jugyou~ | Ninpara ~Preggo Elementary Schooler's Special Lession~ [English] [ATF]
[Syuuen] Delivery love (Kagai Jugyou) [English] [Sei-Jin]
[ChildBox (Various)] Naisho no Asobi (Ojamajo Doremi)