[Watanabe Wataru] Naisho ni Shite ne
Zoku Sakurako Sensei no Tokubetsu Jugyou
[Junai Meringue-don (Kijima Hyougo)] Saisho no, Naisho no. + Natsu no Kedamono (Haikyuu!!)
Tenshi no Kagai Jugyou Ch. 7
(C83) [Honey Bunny (Kohachi)] Naisho no Nurse-san
[Nanami Shizuka] AIBIKI. Naisho banashi. 3 [Chinese]
(CCFukuoka33) [96。 (Kurokuma)] Naisho no Soudan (Free!)
(C85) [Mama ni wa Naisho (Plasma Beach)] Hoshokukei Joshi (GOD EATER)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Chinese]
(C86) [Hyogetsu (Momonoki Fum)] Riko no Kagai Jugyou (To LOVE-Ru)
Keiko Sensei no Kagai Jugyou - Keiko Sensei Series 1
Ninshin Inokori Jugyou
[Keno Yantarou] Abunai Kagai Jugyou
[Anzaki Moral] Nama Hanjuku Yawaana Jugyou - Fresh Soft-boiled, Sweet Hole Lesson.
[Mitsuba Minoru] Sakurako Sensei no Tokubetsu Jugyou (COMIC ExE 07) [Chinese] [黑条汉化] [Digital]
(C94) [Kitsuneya (Leafy)] Chibikko Eirei to Naisho no Okusuri Techou - Young lady hero secret medicine notebook (Fate/Grand Order)
(C83) [Shinobi Rocket (Sasamashin)] HinaNagi Tokubetsu Jugyou (Hayate no Gotoku!)
[Matsumoto Katsuya] Naisho no Mio Sensei | The secret Mio sensei (COMIC Masyo 2017-02) [English] [desudesu] [Digital]
[Keno Yantarou] Tanoshii Kagai Jugyou
(C88) [Mama ni wa Naisho (Plasma Beach)] Chan nana no Shokutaku (GOD EATER)
[ACTIVA (SMAC)] Yomako-sensei no Tokubetsu Jugyou (Tengen Toppa Gurren Lagann) [Chinese] [黑条汉化]
[Beater (daikung)] 體育課夭壽讚!Taiiku Jugyou wa Saikou daze! [Chinese] [Digital]
[Pin-13 (Juusangatsu)] Futari no Naisho (Kizuato) [Digital]
Tenshi no Houkago Jugyou Chapter 5
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
[Sakamata Nerimono] Sexual Fall (Megane Loli Choukyou Jugyou!! ~Otonashii Megane Lolikko ni Muriyari Dekachin Sounyuu~) [English] {Doujins.com}
[Sasamori Tomoe] Yuutousei ni Hitsuyou na Jugyou | A Class an Honor Student Needs (COMIC HOTMiLK 2014-05) [English] [Facedesk]
[FEI] Sensei no ♥ Himitsu Jugyou Ch. 1-7
Tenshi no Houkago Jugyou Chapter 2
Inkou Kyoushi Dakkou Kakugo no Kakuchou Jugyou
[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]
[Keno Yantarou] Owaranai Kagai Jugyou
[Q] Kagai Lesson (Fujouri na Nyotai Kousoku) [Chinese] [村长个人汉化] [Digital]
[Nedaore (Ayane)] Onnanoko Naisho Space (Puella Magi Madoka Magica) [Digital]
Hinata to Yui no Kagai Jugyou
(C88) [H-SQUAD (Guglielmo)] Zenra de Suiei no Jugyou!!
[kuma-puro (Shouji Ayumu)] Raku Pera vol.8 Jugyou sankan (Various)
[Nekomaru Rentarou] Naisho no Jugyou (U-148 cm.) [Chinese] [我是肛♂蛋!不是 融⚥合!] [Digital]
[hcom] Jugyou ni Kyousei Rape Time ga Dounyuu Saremashita ~ Suki na Ko wo Hame Houdai! Kyousei Hame Jikan Start!
Rika Sensei no Kagai Jugyou
(C91) [Fujiya (Nectar)] Naisho na Shinomiya-san
(C72) [SimaSima System (Nagisawa You)] Naisho no Hokentaiiku (Cardcaptor Sakura)
Kore mo Jugyou no Ikkan desu 2
[Dai 25 Hohei Shidan] ABC wa Ikenai Jugyou!
(COMIC1)[Alpha to Yukaina Nakamatachi] Naisho no Oshioki (Quiz Magic Academy)
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3 [English]
[Asahina Makoto] Naisho no Wareme Lesson
[Aichi Shiho] Okaa-san ni wa Naisho (Otokonoko HEAVEN Vol. 25 DMM Tokubetsu Ban) [English] {Shotachan} [Digital]
(C79) [Human High-light Film (Shiosaba)] Naisho no Ayanami (Neon Genesis Evangelion)
[Mita Kurumi] Mama ni wa naisho ne? (COMIC Penguin Club 2015-08) [Chinese] [Drz翻訳]
Classmate to Ecchi Jugyou Ch. 8
[GoldenGoblins (Nekokan)] Kenpeitai ni wa Naisho da yo! (Kantai Collection -KanColle-) [Digital]
[Gyuunyuu Rinda] Minami Sensei no Tadashii Seikyouiku Jugyou
(C89) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Kagai Jugyou [Chinese] [無邪気漢化組]
Naisho no Kagai Jugyou Ouyou Hen
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! (Touhou Project)
[Haiiro Ookami] Jokyoushi no Roshutsu Jugyou
(C88) [PINK CHUCHU (Mikeou)] Naisho no Shintai Sokutei (Gochuumon wa Usagi desu ka?)
[Ameyama Telegraph (Ameyama Denshin)] Rokujou Junko no Haisetsu Kagai Jugyou [Digital]
Classmate to Ecchi Jugyou Ch. 5
(C92) [Kodukuejou (Kodukue)] Fushou Akiyama Yukari no Enkou Kouza II ~Akiyama Rihatsuten Naisho no Souten Taikenkai~ (Girls und Panzer)
[ORANGE HIP (Sabu otoko)] Kawaii wa Naisho (Dragon Quest XI)
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [Decensored]
[BOSS Chin] Naisho no Ota x Bitch (COMIC Shingeki 2012-10) [English] [desudesu] [Digital]
[Oyama Yasunaga] Kahanshin Jugyou - Teaching About the Lower Half of the Body
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [Digital]
(C85) [Majimadou (Matou)] Enoshima-sensei no Chou Zetsubou-teki Zecchou Jugyou + Futaket Paper (Danganronpa) [English] [N04H]
Owaranai Kagai 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]
[Kino Hitoshi] Kojin jugyou
(C89) [TKSpower (Zekkyosyu)] ※Hoshuu Jugyou desu. (ToHeart2)
(SC36) [Lezmoe! (Oyu no Kaori)] Zettai Naisho! Himitsu no Otomari nano (Mahou Shoujo Lyrical Nanoha StrikerS)
[Tridisaster (Saida Kazuaki)] Class no Minna ni wa Naisho Dayo! (Puella Magi Madoka Magica) [Digital]
[MULTIVITAMIN] Jugyou Sankan DL ban (Original)
[Fireball Products] Seki Sensei No Kagai Jisshuu
[Kitsuneya (Leafy)] Chibikko Eirei to Naisho no Okusuri Techou - Young lady hero secret medicine notebook (Fate/Grand Order) [Digital]
(C77) [Zi, 66 no Oka (Mutsuki Ginji, Mu Mu Munou)] Naisho no Zange Shitsu 1 (Kannagi)
(C94) [Critical Hit! (Zetz)] Mutsuki no Naisho (Azur Lane)
[Junk Center Kameyoko Bldg] Okaa-san ga Naisho de Hikikomori Musuko no Seishori no Aite o Shiteiru Hanashi.
[N2jirai (Nimu)] Tsukihi-chan ni wa Naisho de (Nisemonogatari) [Digital]
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS)
Shiroki senkō howaitopansā ~ haiboku kagai jugyō ~
(C94) [Service Heaven (Azukiko)] Kawakami Sensei to Futaba no Himitsu Kojin Jugyou (Persona 5)
[Kino Hitoshi] Kojin jugyou
JK Yome Sakura no Inokori Jugyou
[Iizuki Tasuku] Omoi de Ippai Ni Nin no Goudou jugyou?
Classmate to Ecchi Jugyou
(C91) [Utaneya (Shion)] Naisho no Djeeta Onee-chan (Granblue Fantasy)
[XX-ya tte koto wa Naisho da. (Naisho da.)] Doremi-sama Doremi-sama Doremi-sama (Ojamajo Doremi)
[Leafy] Mama ni Naisho no Hatsujouki [Digital]