[Anzaki Moral] Hanjuku Yawaana Jugyou - Soft-Boiled, so Sweet Hole Lesson.
[Keno Yantarou] Hazukashii Kagai Jugyou | 害羞的課外授業 [Chinese]
[Q] Kagai Lesson (Fujouri na Nyotai Kousoku) [Digital]
(SC26) [PLUM (Kisaragi Kanna)] Naisho! (Sukatto Golf Pangya)
[HATENA-BOX (Oda Kenichi)] Hokentaiiku no Hoshuu Jugyou (Baka to Test to Shoukanjuu) [Digital]
Tenshi no Houkago Jugyou Chapter 5
(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]
(SUPER24) [Rolling box (Kanaru Tabito, Shiina Akira)] Kyosuke ni wa Naisho (THE IDOLM@STER SideM)
(C78) [Titokara 2nd Branch (Manami Tatsuya)] Ookami-san to Naisho no Doku Ringo (Ookami-san to Shichinin no Nakama-tachi)
[Hasemi box (Hasemi Ryo)] Futari to Shota no Naisho Graffiti (Koufuku Graffiti)
[Kitsuneya (Leafy)] Chibikko Eirei to Naisho no Okusuri Techou - Young lady hero secret medicine notebook (Fate/Grand Order) [Digital]
[Iizuki Tasuku] Omoi de Ippai Ni Nin no Goudou jugyou?
Yomako-Sensei no Tokubetsu Jugyou
Youkoso Paisen ~AV Joyuu no Kagai Jugyou~
[Rokkaku Yasosuke] Naisho Zuma (Comic Shitsurakuten 2013-02) [English] [Facedesk]
(C68) [First Aid (Kagura Sakana)] Naisho no Satoko (Higurashi no Naku Koro ni)
(COMIC1☆7) [Aroma Gaeru (Numahana)] Hamon Kyoushi no Setekina Jugyou (JoJo's Bizarre Adventure) [English] {DesuDesu}
(SC32) [Tololinco (Tololi)] Markl to Sophie no Naisho no Ohanashi | Secret Story of Markl and Sophie (Howl's Moving Castle) [English] [Fated Circle]
(C90) [H-SQUAD (Guglielmo)] Hokentaiiku Jisshuu Jugyou ~Onnanoko no Karada no Shikumi Hen~
[Sakamata Nerimono] Naisho no Ofuro Ya San | Secret Bathhouse-san (Digital Puni Pedo! Vol. 07) [English] [ninjastik]
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 2
(C94) [MottoCompany (FLIPPER)] Senshadou Musume no Ikenai Kojin Jugyou (Girls und Panzer)
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! (Kantai Collection -KanColle-)
[Syuuen] Delivery love (Kagai Jugyou) [English] [Sei-Jin]
[Q] Kagai Lesson (Fujouri na Nyotai Kousoku) [Chinese] [村长个人汉化] [Digital]
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 1 [Digital]
[Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou Light
Sekaiichi Uketai Anko no Jugyou
[kedamono (Tori Hrami)] Naisho no Undoukai [English] {Shotachan} [Digital]
(C84) [Angel Bless (Tsukiji)] Kore wa Ze-ttai ni Naisho desu kara ne! (Touhou Project)
(C56) [Studio Wallaby (Deep Purple '72, Meguro Sankichi)] Jubei-chan no Naisho (Jubei-chan - Secret of the Lovely Eyepatch)
(C89) [EX35 (Kamaboko RED)] Minna ni Naisho no Setting! (Bakusou Kyoudai Let's & Go!!)
(C85) [Majimadou (Matou)] Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou (Danganronpa) [English] {Less Censored Version}
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-4
[Phantom] Tsuya Ane ~Oneesan no Micchaku Jugyou~
(C82) [Spice Style Company (Kabutogani)] Naisho no Hanashi (Bakemonogatari)
(C89) [666PROTECT (Jingrock)] Tenkousei JK Elf -Houkago Choukyou Jugyou-
(C92) [666PROTECT (Jingrock)] Tenkousei JK Elf 3 Saishuushou -Houkago Yagai Jugyou - [Chinese] [无毒汉化组]
(HaruCC20) [Mikazuki Shokudou (Kurosawa Ayuki)] Aniki ni wa Naisho da yo? (Daiya no Ace)
[Minor Boy] Keiko Sensei no Kagai Jugyou - Keiko Sensei Series 1 [Chinese]
[Tukimi Daifuku] Mama ni wa Naisho
(C82) [MINT BLUE (MOYURU/n)] ORE×YOME 06 - Naisho no Azu Cat (K-ON!)
(SUPER23) [Strawberry (Ichigo)] Tousan ni wa Naisho ni Shitete (Shingeki no Kyojin)
(C77) [Punipuni Doumei (Mizuki Gyokuran)] Naisho no Wankoro Mochi (Anyamaru Tantei Kiruminzoo)
(C92) [Suteuka no Koya (Komone Ushio)] Watanabe You Sensei no Tokubetsu Jugyou (Love Live! Sunshine!!) [Chinese] [寂月汉化组]
(Futaket 4) [Domestic animals (Murasame Maru)] Yan-sensei no Tokubetsu Jugyou [English] =SW & Ero Manga Girls=
[Shouji Ayumu] Naisho desu yo | It's a secret! (Chiccha-na Onaka) [English] [Rin]
[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. 1-4 [English] {Doujins.com}
[Sangatsu Usagi] Naisho no Teatime - The Secret Teatime
[Inomoto Rikako] Naisho no Onnanoko
(C74) [Naruho-dou (Naruhodo)] Sekai Ichi Uke Tai Anko no Jugyou (Naruto) [English] {doujin-moe.com}
[Sirotateto] Naisho no Orusuban [Digital]
(C93) [Mama ni wa Naisho (Plasma Beach)] Miwaku no Muscle Pose (Dragon Quest XI)
(C54) [Tange Kentou Club (Yokota Mamoru)] Clone Doll Kagai Jugyou / My Favorite Full Colour Gengashuu
[Mimimimi (Narita Riuku)] Ati-sensei no Hachimitsu Jugyou Sairoku-ban (Summon Night 3) [Digital]
(ComicLive in Nagoya) [Konekopan (rie)] Naisho no Mashimaro Heart! (Ensemble Stars!)
[FEI] Sensei no Himitsu Jugyou | Sensei's Secret Lesson Ch. 1-6 [English] [Lazarus H]
(C83) [Ameyama Telegraph (Ameyama Denshin)] Rokujou Junko no Haisetsu Kagai Jugyou
Classmate to Ecchi Jugyou Ch.1
(C82) [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
(SC2017 Summer) [mocomocodo (Nukunuku Batten)] Glenn Sensei no Rokudenashi Kagai Jugyou (Rokudenashi Majutsu Koushi to Akashic Records)
[MoonRevenge (Miyuma Subaru)] Futari no Naisho
Ninshin Inokori Jugyou
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari- [English]
[Mori Hiromi] Onee-san no Kagai Jugyou
(C90) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Yagai Jugyou
[Kitani Sai] Secret lesson - Himitsu Jugyou [English]
[Root 12-hedron (Landolt Tamaki)] Zutto Naisho ni Shiteta kedo, Jitsu wa Watashi, Haeteru no. [Digital]
(C78) [apricot (Anji, Kuroo)] Omote to Ura no Himitsu to Naisho. (Amagami) [English]
[Yanagi] Oshioki Kojin Jugyou (COMIC ExE 02) [Chinese] [今天又是懶覺懶覺的巨篇]
(C54) [Studio Wallaby (Various)] VITAMIN-B5 1/2 Ruri Ruri Naisho no Arbeit Nikki (Martian Successor Nadesico)
(C79) [Human High-light Film (Shiosaba)] Naisho no Ayanami (Neon Genesis Evangelion) [English] [CGrascal]
[Monogusa Wolf] Naisho no Telephone Date
[Yan-Yam (Yan-Yam)] Inkou Kagai Jugyou (Onegai Teacher)
(C88) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex
[hcom] Jugyou ni Kyousei Rape Time ga Dounyuu Saremashita ~ Suki na Ko wo Hame Houdai! Kyousei Hame Jikan Start!
Onnanoko Sapuri 〜Seitenkan Shite Hoken no Jugyou〜
[Pija] Kanojo no Naisho (COMIC Megastore Alpha 2015-11) [Chinese] [脸肿汉化组]
Sensei Daa~isuki!! Houkago no Ikenai kedo Ikechau Hoshuu Jugyou
[Ponsuke] Naisho no Massage | Secret Massage (COMIC LO 2016-03) [English] {5 a.m.}
[Mitarashi Kousei] Seikou Jugyou (teaching sex)
(C90) [Shinobi-Rocket (Sasamashin)] Lady to Naisho no Yoru Sanpo (Kantai Collection -KanColle-)
[Atelier Hinata (Hinata Yuu)] Hoshuu Jugyou bu Seikatsu Kiroku | 补习授业部性爱记录 [Chinese] [童田明治在坐月子汉化组]
Ikinari Yashuu Kyouju An An Jugyou
(C72) [Super Flat Lolinitron (Focke Wolf)] Karada no Naisho. (Asatte no Houkou.) [English] [Kamikakushi]
(C88) [Gadget (Chobariki Mitsuo)] Naisho no Beit no Susume (Yama no Susume)
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! (Touhou Project)
[Nekoya] Kyokutou no Naisho (Kyoukai Senjou no Horizon) [Digital]
[XX-ya tte koto wa Naisho da. (Naisho da.)] Doremi-sama Doremi-sama Doremi-sama (Ojamajo Doremi)
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2
Ottori Kyoushi no Nettori Jugyou
[Tridisaster (Saida Kazuaki)] Class no Minna ni wa Naisho Dayo! (Puella Magi Madoka Magica) [Digital]
[Keno Yantarou] Tanoshii Kagai Jugyou - Happy Extracurricular Lesson [Chinese]
※Hoshuu Jugyou desu.
Amatsuka Gakuen no Kaikan Jugyou
[Babymaker (Beco)] Naisho no Kozukuri
(C90) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Umi no Iedex [Chinese] [偷偷看著海邊亂交趴後在太平洋上射了殘渣翻譯]
Albion Gakuen Himitsu no Jugyou
Gaman Dekinai Kagai Jugyou Ch. 1-9
[Balpanther] Naisho no Undoukai (Puella Magi Madoka☆Magica)
(SC2017 Summer) [mocomocodo (Nukunuku Batten)] Glenn Sensei no Rokudenashi Kagai Jugyou (Rokudenashi Majutsu Koushi to Akashic Records) [Chinese] [oo君個人漢化]
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
Tenshi no Houkago Jugyou Chapter 4
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS) [English]
[SAS] Kagai Jugyou ni Youkoso!(COMIC Penguin Club Sanzokuban 2011-12)
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [English] {Shotachan} [Digital]
(C87) [Jaku Shouji Musho Shokun (Futaba Yae)] Naisho no Hakuchi Shuuri (Kantai Collection -KanColle-)
Minako Sensei Saigo no Bakunyuu Jugyou