[Oohashiya (Oohashi Hikaru)] 3-nen A-gumi Kagai Jugyou (Mahou Sensei Negima!)
(Shuuki Reitaisai 4) [Terebi-san (Chuusuu Kairo)] Gensoukyou no H na Himitsu (Touhou Project)
(SUPER13) [Aireal, Teruo Haruo (Fuka, Kanekiyo Miwa)] Kagai Jugyou - Extracurricular Lesson (Yu-Gi-Oh!)
(SC34) [Himitsu Doyoubi (Matsutaka Zon)] Kichiku 3nin Musume (Otogi-Jushi Akazukin)
(C77) [Aspergillus (Okara)] Toaru Himitsu no Onee-sama (Toaru Kagaku no Railgun) [Chinese] [红月汉化组] [Decensored]
[Coin RAND] Seitokaichou no Himitsu 3 (COMIC Anthurium 021 2015-01) [English] {Hennojin}
(C85) [KINOKONOMI (konomi)] Nyancology 2 -Nekota-san to Himitsu no Asa Jijou- | Nyancology 2 -Nekota-san's Secret Morning Affairs- [English] [Doujins.com]
(C89) [squeezecandyheaven (Ichihaya)] Souryuu to Himitsu no ×× Sakusen (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[Honey Lounge (Hachimitsu)] 190cm ↑ Choushin Onee-san to Taikakusa Icha Love Jikan | 190cm↑ Size Difference "Icha Love" Time with a 190cm Tall Onee-san [Chinese] [沒有漢化]
[Metal Owl] Bellows no Himitsu (Suisei no Gargantia) [English]
(Tora Matsuri 2015) [Public bath (Izumi Yuhina)] Himitsu no Kyoushitsu (Gochuumon wa Usagi desu ka?) [Chinese] [脸肿汉化组]
(Koiiro Magic) [HEAVENS (Tsukikage Manmaru)] Himitsu -Different story- (Fullmetal Alchemist)
(C89) [Himitsukessya Usagi (Dancyo)] Ijimekko ni Fukushuuda
[FEI] Sensei no Himitsu Jugyou Ch. 1-5
(C90) [L5EX (Kamelie)] Oboro no Bansoukou no Himitsu (Kantai Collection -KanColle-)
[Onnanoko Himitsu Seisan Koujou (Youichirou W)] Budou ~Bishoujo Kajuu~ (Rurouni Kenshin)
[Akari (Himitsu)] Megumin no Kyousei Shotaiken (Saenai Heroine no Sodatekata) [Chinese]
[Chika] Oni Kyoushi no Himitsu - Oni teacher's Fuckin' Secret (COMIC X-EROS #73) [Chinese] [希月学园汉化组] [Digital]
(COMIC1☆9) [Public bath (Izumi Yuhina)] Himitsu no Toire (Gochuumon wa Usagi desu ka?) [English] [Doki Fansubs]
(Keikaku 0x0C) [Himitsu Doyoubi (Matsutaka Zon)] Witch Trial (Doki Doki Majo Shinpan!)
[Katou Chakichi] Shounen Zettai Ryoiki -Shinya no Himitsu- [Girl´s Maniax vol.1 hypnosis] [Chinese] [夜願漢化]
(Splash!) [007 (007)] Himitsu Kyori Zero Centi (Free!)
[Imuneko] Itsuka Uchiakerareru Himitsu
[Coin RAND] Seitokaichou no Himitsu 6 (COMIC Anthurium 2016-08) [Chinese] [管少女汉化]
[KEN] History of violence (Onnanoko no Himitsu) [English] [sauerkraut]
(SHT2018 Haru) [Tori no Ya (Mashikodori)] Non-chan Himitsu no Eigyouchuu!? (PriPara)
[Sorairo Panda (Yamome)] Himitsu to Binetsu
[Koshou Shoushou] Kagai Jugyo ha Houkago ni
Youkoso Paisen ~AV Joyuu no Kagai Jugyou~
(C91) [Number2 (Takuji)] Secret Lover ~Himitsu no Koibito~ [English] [NihilisticFirebrand]
[Ikamatsu] 5hunkan no himitsu no kankei
(C75) [Himitsu Doyoubi (Matsutaka Zon)] Miyuki-chan no Kenkou Shindan
[Fuu @ Jijii Lover] [R-18] Himitsu Kikou
[Mousou Endemic (Amazake)] Patchouli-san to Himitsu no Dousei Seikatsu (Touhou Project)
(COMIC1☆12) [Maho-Shinsengumi (Kouzuki Ichika)] Astolfo-kyun no Koko ni wa Himitsu ga Ippai (Fate/Grand Order)
(C89) [Public bath (Izumi Yuhina)] Futari no Himitsu 3 (Gochuumon wa Usagi desu ka?) [Chinese] [脸肿汉化组]
[Honey lounge (Hachimitsu)] Choushin Itoko to Ecchii Koto Shiyo [Chinese]
(C89) [conezu step!+Ziggurat (Suzuki Akoni)] JK Yome Sakura no Kagai Jugyou [Chinese] [無邪気漢化組]
[honey lounge (Hachimitsu)] Honey Piece [English] [N04h] [Digital] [Incomplete]
(Ao no Seiiki) [Kirakayo (Kira)] Dare mo Shiranai Himitsu (Ao no Exorcist)
(C94) [Tohgoo (Fuyutugu)] Miyu Houkago Himitsu no Arbeit (Fate/kaleid liner Prisma Illya)
[Coin RAND] Seitokaichou no Himitsu Ch. 1-5
(C80) [Kacchuu Musume (Yumi Ichirou)] Himitsu no Joshou | The Secret Prologue (Senjou no Virelai -BATTLEFIELD VIRELAI-) (Valkyria Chronicles 3) [English] [SMDC]
(COMIC1☆11) [KINOKONOMI (konomi)] Nyancology 6 -Nureta Nekoda-san no Himitsu-
(COMIC1☆10) [Hasemi box (Hasemi Ryo)] Netoge no Yome to Shota no Himitsu Training (Netoge no Yome wa Onnanoko ja Nai to Omotta?) [English] [Tigoris Translates]
[Dr.momo] Otome no Skirt no naka wa Himitsu de Ippai [Digital]
(Hey Hey Hey! Fukurou Daishuugou!!) [Strawberry55 (Mitsuya)] Himitsu ni Dekinai (Haikyuu!!)
[Xikyougumi (Sukeya Kurov, Mita Gunu)] Kanou Naraba Shirubekidenai Chinjufu no Himitsu (Kantai Collection -KanColle-) [Digital]
[Onnanoko Himitsu Seisan Koujou (Youichirou W)] Puchi Puri no Hon (Petite Princess Yucie)
(Kimi to no Rendan) [HAIMITAI (Supana)] Yowamushi-kun to Himitsu Ouji | 膽小鬼和秘密王子 (Neon Genesis Evangelion) [Chinese] [屍體漢化組]
[Aiueon] Himitsu no Kagaijugyou. (Original)
[Hanafuda Sakurano] Kotomi no Himitsu Ch. 1-2
[Ozaki Miray] Himitsu The Great Escape [Chinese]
[Coin RAND] Seitokaichou no Himitsu (COMIC Anthurium 009 2014-01) [English] {Hennojin}
[Karuto] Jotaika Diary 〜Do S Kyoushi ni Nigirareta Himitsu〜 [Chinese] [瑞树汉化组]
[Coin RAND] Seitokaichou no Himitsu Ch. 4 [English] [MintVoid]
(C66) [2CV.SS Yoshimitu Asagi (Asagi Yoshimitsu)] Dengeki Juujo 4. 1/2 | Den Geki Gun Onna (Full Metal Alchemist)
[Asahien Rama] Josouko-chan Tsunawatari kara Rakkasu (Josou Shounen no Himitsu - Ura Otokonoko Jidai Vol. 1) [English] {Hennojin}
(C90) [OFF (OKINA)] Himitsu no Kajitsu [English] [ATF]
(C91) [Ngmyu (Tohgarashi Hideyu)] Himitsu no Sanshouuo (THE iDOLM@STER)
Naisho no Kagai Jugyou
[Lockheart] Himitsu no Fushidara Office (COMIC BAVEL 2016-02) [English] [constantly]
(SC38) [Himitsu Doyoubi (Matsutaka Zon)] Eriko-san no Eikyuu Kikan (KiMiKiSS)
[Hachimitsu Romance (Eno Yukimi)] Tsuzuki o Onedari Shite mo Ii desu ka? (Granblue Fantasy) [Digital]
(Shuuki Reitaisai 4) [Yuuyaminabe Club (Yaminabe)] Koishi no Himitsu Yuugi (Touhou Project) [Chinese] [CE家族社]
(C90) [INSERT (KEN)] STR ~Shiboritorare~ Daininki Hitodzuma Cosplayer No Himitsu No Kojin Satsuei-kai [English] [SMDC]
[Maekawa Hayato] Onee-chan Sensei no Himitsu Jugyou
(SC2016 Summer) [moradolog (Muro Tomoharu)] You-chan no Himitsu (Love Live! Sunshine!!) [Chinese] [CE家族社]
(C80) [Ura KENT no Himitsu Kichi (KENT)] Monna Miller's e Youkoso | Welcome to the Monna Miller's (Monster Hunter) [English]
(C92) [megalodon (Mezashi Gohan)] Albion Gakuen Himitsu no Jugyou (Granblue Fantasy)
[Paranoia Cat (Fujiwara Shunichi)] Akogare no Onna -Himitsu no Isshuukan- #1-3
(Puniket 15) [Himitsu Doyoubi (Matsutaka Zon)] Hajikeru Lemon Jiru (Yes! Precure 5)
Tenshi no Kagai Jugyou Ch. 4
(C65) [Tax inn (Kisu Yoshimitsu)] FALLEN (Bleach)
[SINK] Haha to oba no Himitsu
(Gakuen Trial 1.5 Kagai Jugyou) [ZCC (Zakiko)] Hi ga Kurete (Super Danganronpa 2) [Chinese] [冥棗同萌]
(SUPER25) [g-rough (Kotatsu)] Bokura no Himitsu (Jojo's Bizarre Adventure) [English] [constantly]
Josou Shounen no Himitsu - Ura Otokonoko Jidai Vol. 1
(C80) [Ura KENT no Himitsu Kichi (KENT)] Monna Miller's e Youkoso (Monster Hunter)
(C87) [Himitsukessya Usagi (Dancyo)] Nugasare Iinchou +Paper
(CR35) [Chokudoukan (Hormone Koijirou, Marcy Dog)] Ink Sensei no Ikenai Kagai Jugyou - Teacher Ink's an Extracurricular Erotic Lecture (Moetan)
[Keno Yantarou] Gaman Dekinai Kagai Jugyou
(C94) [Red bean milk tea (SHIN EN)] Himitsu (Dragon Quest XI)
(HaruCC19) [Mantobi (Hashimoto)] Himitsu (Magi)
(C93) [Takaneko (Takineko)] Himitsu Tomodachi Takane vol. 2 (THE IDOLM@STER)
(COMIC1☆10) [Hasemi box (Hasemi Ryo)] Netoge no Yome to Shota no Himitsu Training (Netoge no Yome wa Onnanoko ja Nai to Omotta?)
Kagai Jugyou Netsu Shisen
(C86) [Himitsukessya Usagi (Dancyo)] CUSTOM LOVECATs
[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]
(C90) [Neko☆Tanteidan (Midorino Haru)] OL Himitsu no Zangyou (NEW GAME!)
(C94) [Mattari House (Aitsu)] Hooray Hooray Himitsu (Hugtto! PreCure)
(SUPER23) [Dogfes (sio)] Kagai Jugyou (Ansatsu Kyoushitsu)
(Futaket 12.5) [Miura Iota (Miura Iota)] Annoissee Himitsu no Gasshuku wa Shiru-mamire (Girls und Panzer)
[Ohbayashi Mori] Tennis-bu no Himitsu (Keiren Acme Chigoku) [English] [N04h] [Digital]
(C90) [Waterfall (Takano Saku)] Himitsu no Jikan (Love Live!)
Rize Sensei to Himitsu no Jugyou♪
(Love me do Cheer) [Otome Rinna (Kiri Konbu)] Himitsu no Chiaki-chan (Ensemble Stars!)
(C92) [Otukimi Koubo (Akizora Momidi)] Mash to Himitsu no Tokkun (Fate/Grand Order) [English] [Doujins.com]
[Itose Ikuto] Himitsu no Renketsu Sharyou (Otokonoko HEAVEN Vol. 30) [English] {Hennojin} [Digital]
(C94) [Service Heaven (Azukiko)] Kawakami Sensei to Futaba no Himitsu Kojin Jugyou (Persona 5) [English] [CGrascal]
Naisho no Kagai Jugyou Ouyou Hen
[Karakuchi Choucream] Minarai Succubus Himitsu no Jugyou (COMIC Mangekyo 2015-07) [Chinese] [绅士仓库汉化]
[Ikuhana Niro] Kanojo no Himitsu I-II - The Secret of Her [English] [葛の寺] [Digital]
(COMIC1☆11) [Ashima Sandou (Ashima Takumi)] Gabriel no Himitsu no Shiren (Granblue Fantasy)
(COMIC1☆12) [Kurimomo (Tsukako)] Himitsu no Takarabako (Granblue Fantasy)
[Sakura Ashika] Kusuriyubi ni Himitsu no Koi