(C85) [Majimadou (Matou)] Enoshima-sensei no Chou Zetsubou-teki Zecchou Jugyou (Danganronpa)
(C86) [Hyogetsu (Momonoki Fum)] Riko no Kagai Jugyou (To LOVE-Ru)
Zenra de Suiei no Jugyou!! | Naked Swimming Class!!
(C88) [brilliant thunder (Yumeno Tanuki, Fue)] Oya ni Naisho no Iedex
[Mita Kurumi] Naisho no Photograph (COMIC ANGEL Club 2010-09)
(C72) [SimaSima System (Nagisawa You)] Naisho no Hokentaiiku (Cardcaptor Sakura)
[Nekomaru Rentarou] Naisho no Omajinai (Puni Pedo!!) [Chinese] [我是肛♂蛋!不是 融⚥合!] [Digital]
[Takase Yuu] Naisho no Jiyuuchou
(C91) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Fuyuyasumi no Toode Hen [Chinese] [肥宅魯蛇寒假依舊只能窩在家中獨自射出殘渣翻譯]
[Tukimi Daifuku] Mama ni wa Naisho
Taiiku no Inokori Jugyou
Rize Sensei to Himitsu no Jugyou
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama | The Princess' Secret (Dragon Quest XI) [English] =TLL + mrwayne=
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-)
[Watanabe Wataru] Abunai Kojin Jugyou | Take private lessons in hazardous
[Unknown (Unknown)] Taiiku Kyoushi 2 ~Bokura no Kagai Jugyou~
[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]
Kaoru Sensei no Tokubetsu Jugyou act2 Hikari to Kaoru
(C55) [Studio Wallaby (Deep Purple '72, Takana Yu-ki, Niiruma Kenji)] Iincho no Naisho (To Heart)
(Kouroumu 6) [04U (Misasagi Task)] Anoko nya Naisho (Touhou Project) [English] [KageSennin]
(C90) [ERROR404 (Nikaido Kai)] Naisho ni shite ne (Touken Ranbu)
Bijutsu Jugyou Dessin Model
(C90) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Yagai Jugyou
[FEI] Sensei's Secret Lesson Ch. 1-3 | Sensei no Himitsu Jugyou Ch. 1-3 [English] [Lazarus H]
(Puniket 23) [Suitekiya (Suitekiya Yuumin)] Naisho no HONya-san (Watashi no Ouchi wa HONya-san)
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu No Naisho (The Legend of Zelda)
(C92) [Retasuya (Retasu)] Kaiboukan to Naisho no Asobi (Kantai Collection -KanColle-)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Chinese]
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS)
(C82) [MINT BLUE (MOYURU/n)] ORE×YOME 06 - Naisho no Azu Cat (K-ON!)
(C94) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Producer ga Otsukiai Shihajimete Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
(C85) [Nipopo Crisis (Genka Ichien)] Tanoshii Koto o Naisho ni Shiyou. Yousumi Ban (Various)
Kyou mo Katei Kyoushi ga Kite Kyousei Mesu Ochi Saimin Jugyou o Suru Hi
[AKIRA] Eve no Naisho Banashi 1
Glenn Sensei no Rokudenashi Kagai Jugyou
(C88) [Decoppachi (Hidiri Rei)] Naisho no IV Satsuei-kai (THE IDOLM@STER MILLION LIVE!)
[Shunjou Shuusuke] Naisho no Jouji | Secret Affair (Osaekirenai kono Kimochi) [English] {doujin-moe.us}
Sensei to Kozukuri LOVE Jugyou
(C94) [Teraoka Digital Works (Endou Tatsumi)] Izayoi Sakuya Sensei no Dosukebe Koukai Jugyou in Terakoya (Touhou Project)
[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}
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2 [English]
[Yuzuponz (Kikira)] Inumimi Seikatsu ~Hatsujouki no Itoko Namahame Tokubetsu Jugyou~ [Digital]
(C73) [Samurai Ikka (Kureyon)] Yomako Sensei no Yuuwaku Jugyou | Teacher Yomako's Temptation Teaching (Tengen Toppa Gurren Lagann) [English] [q91]
(C85) [Majimadou (Matou)] Enoshima Sensei no Chou Zetsubouteki Zecchou Jugyou (Danganronpa) [English] {Less Censored Version}
Classmate to Ecchi Jugyou 1~3
(SUPER13) [Aireal, Teruo Haruo (Fuka, Kanekiyo Miwa)] Kagai Jugyou - Extracurricular Lesson (Yu-Gi-Oh!)
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 2
(C92) [Suteuka no Koya (Komone Ushio)] Watanabe You Sensei no Tokubetsu Jugyou (Love Live! Sunshine!!)
[Ruku-Pusyu] Quistis Sensei no Kojin Jugyou (Final Fantasy VIII)
(COMIC1☆6) [Mama ni wa Naisho (Purukogi Beach)] Tetsu Momo MANEATER (Tekken)
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!! [Chinese] [沒有漢化]
(C90) [H-SQUAD (Guglielmo)] Hokentaiiku Jisshuu Jugyou ~Onnanoko no Karada no Shikumi Hen~ | Health and Physical Education Practice Lesson ~Girls' Anatomy~ [English]
(C83) [Ameyama Telegraph (Ameyama Denshin)] Rokujou Junko no Haisetsu Kagai Jugyou
(SC49) [Baka to Hasami (Tsukai You)] Naisho no Tsuboeri Himitsu no Itsuki (Heart Catch Precure!)
Kagai Jugyou | Extracurricular Activity
[Rakko] Papa ni wa Naisho! | Keep It A Secret From Daddy! (Murikuri) [English] [desudesu]
(COMIC1☆5) [Mama ni wa Naisho (Purukogi Beach)] GIGANTIC DIVA (King of Fighers)
(C72) [MURDERHOUSE (Workaholic)] Boku to Mama no Naisho (Keroro Gunsou)
Kagai Jugyou | Delivery love
(C88) [Gadget (Chobariki Mitsuo)] Naisho no Beit no Susume (Yama no Susume)
[Studio Wallaby (Various)] Vitamin-B5 1/4 Ruri Ruri Naisho no Maid Nikki (Martian Successor Nadesico)
Netorare kagai jugyo.
[SPARK UTAMARO] Immoral Ichigou
[Katsurai Yoshiaki] Amatsuka Gakuen no Kaikan Jugyou (COMIC X-EROS #37)
[Iguchi Sentarou] Classmate to Ecchi Jugyou 7 [Digital]
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 3
[Konohana] Naisho no Jikan | Secret Times (COMIC Megastore 2009-04) [English] [Hentai from Hell]
(COMIC1☆4) [Human High-Light Film (Shiosaba!)] Naisho no Makinami (Rebuild of Evangelion) [English]
[Mizuyuki] Futari no Naisho no ××× (COMIC HOTMILK 2016-06) [Chinese] [無邪気漢化組]
Youkoso Paisen ~AV Joyuu no Kagai Jugyou~ | Welcome graduate ~AV Actress's Extracurricular lesson~
(Seishun Cup 13) [Onigiriya (Omusubi)] Zunouha Kagai Lesson (Inazuma Eleven GO)
[kedamono (Tori Hrami)] Naisho no Undoukai Second Season [Digital]
(C82) [Spice Style Company (Kabutogani)] Naisho no Hanashi (Bakemonogatari)
(SC33) [Human High-Light Film (Shiosaba)] Honey no Naisho 3 (Cutey Honey)
[BIG BOSS] Ichioku Sou Gyokusai╱Souko Sensei no Hachimitsu Jugyou (Rikujou Boueitai Mao-chan, Asagiri no Miko)
(C78) [Titokara 2nd Branch (Manami Tatsuya)] Ookami-san to Naisho no Doku Ringo (Ookami-san to Shichinin no Nakama-tachi)
[Rafumioshi Goku Hyoe] Yume no Natsugai Jugyou
[Babymaker (Beco)] Naisho no Kozukuri
Classmate to Ecchi Jugyou Ch. 6
Albion Gakuen Himitsu no Jugyou
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3
(COMIC1☆6) [MIX-ISM (Inui Sekihiko)] Naisho no ×××。 (Bakemonogatari)
[MARUTA] Boku to Kanojo no Hikakuteki Naisho no Nichijou (Complete)
(C89) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Kagai Jugyou
(SC2017 Winter) [TwinBox (Hanahanamaki, Sousouman)] Kouen no Naisho na Koto (Kantai Collection -KanColle-) [Chinese] [花火汉化组]
(SC24) [Naisho No Usagi Koya (Usakun)] Gohoubi Suimingu
(C90) [Raijinkai (Haruki Genia)] Naisho no Kagai Jugyou (NEW HORIZON)
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen
Tenshi no Houkago Jugyou Chapter 10
[Katsura 24 Gou] Naisho ni Shite (COMIC Penguin Club Sanzokuban 2014-08) [Chinese] [漫の漢化組]
(CCTokyo132) [Kitei (Naoki)] Naisho Banashi (Kuroko no Basuke)
[Studio Wallaby (Deep Purple '72)] Licca no Naisho (Super Doll Licca-chan)
[Nohri Isawa] Naisho no Kansatsu Nikki (Secret Observation Journal) [English] [Mistvern]
[Watanabe Wataru] Naisho ni Shite ne
(C85) [Tooku no Sora (UTAKATA Nagi)] Musashi-san no Kojin Jugyou (Kyoukai Senjou no Horizon)
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 1
(CR31) [Studio Wallaby (Deep Purple '72)] Su no Naisho!! -The secret of Su- (Vampiyan Kids)
[Circle Roman Hikou (Taihei Tengoku)] Sekaiichi Uketai Kojin Jugyou (Quiz Magic Academy)
[Musenmai] Naisho (COMIC AUN 2017-01) [Chinese]
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya (COMIC HOTMILK 2018-07) [Chinese] [無邪気漢化組] [Digital]
(ComicLive in Nagoya) [Konekopan (rie)] Naisho no Mashimaro Heart! (Ensemble Stars!)
(SC3) [Studio Wallaby (Deep Purple '72, Jacky Knee de Ukashite Punch x2 Summer de GO!)] Naisho no Azuki (Azuki-chan)
[Yuzuponz (Kikira)] Inumimi Seikatsu ~Hatsujouki no Itoko Namahame Tokubetsu Jugyou~ [English] {JUSTICE} [Digital]
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen [Chinese] [脸肿汉化组]
(C91) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Inokori Jugyou [Chinese] [無邪気漢化組]
(C89) [666PROTECT (Jingrock)] Tenkousei JK Elf -Houkago Choukyou Jugyou- | High School Elven Transfer Student -After School Sex Training Lessons- [English] [Tremalkinger]
[Oozora Kaiko] Papa ni wa Naisho no Boshi no Fureai
(C87) [NextPreview (MIA)] Sugoku ViVid na Seikyouiku Jugyou (Mahou Shoujo Lyrical Nanoha)