(Magical Royale) [Kuromori-ya (Morii Fuzuki)] Onna Kishi no Kagai Katsudou (Mahou Shoujo Ikusei Keikaku)
Alice no Naisho | Alice's Secret
[Minor Boy] Keiko Sensei no Kagai Jugyou - Keiko Sensei Series 1
Ore-tachi Futari no Naisho-goto!
(C89) [EX35 (Kamaboko RED)] Minna ni Naisho no Setting! (Bakusou Kyoudai Let's & Go!!)
Kare ni Naisho no Saimin Bitch Part 2 Rina-chan no Bitch Debut Shojo Soushitsu Hen
[kedamono (Tori Hrami)] Naisho no Undoukai | 运动日的秘密 [Chinese] [本子社汉化] [Colorized] [Digital]
Naisho no Ohime-sama | The Princess' Secret
Naisho no Kagai Jugyou {Hennojin}
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project)
Naisho no Imouto Ecchi
(C85) [Nipopo Crisis (Genka Ichien)] Tanoshii Koto o Naisho ni Shiyou. Yousumi Ban (Various)
Ijirare Ayatsuri Ningyou
(C83) [SHi's Laboratory (SHINGO)] Paizurina sensei no kagai koshu♪
[Ponsuke] Naisho no Kaihou (COMIC LO 2017-12) [Chinese] [柳葉個人漢化] [Digital]
Kareshi ni Naisho de3 Seisettai...Saseraremasita.
[Rokkaku Yasosuke] Naisho Zuma (Comic Shitsurakuten 2013-02) [English] [Facedesk]
Naisho! Secret
(C88) [PINK CHUCHU (Mikeou)] Naisho no Shintai Sokutei (Gochuumon wa Usagi desu ka?) [Chinese] [脸肿汉化组]
(C92) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 5 - Futsukame Hen
[Monogusa Wolf] Naisho no Telephone Date
Himitsu no Keijiban H na Onna no Naisho Banashi Chapter 7
(C73)[Alpha to Yukaina Nakamatachi] Naisho no Trap (Quiz Magic Academy)
[Dorachefu] Naisho no Zupohame Shinkon Life | The Secret Bold-Fuck in A Newly-wed Life (ANGEL Club 2018-11) [English] [seindryu] [Digital]
Onee-sama ni wa Naisho
[Light Pink] Yes! Kagai Katsudou (Yes! Precure 5)
[Ameyama Telegraph (Ameyama Denshin)] Rokujou Junko no Haisetsu Kagai Jugyou [Digital]
(CCFukuoka33) [96。 (Kurokuma)] Naisho no Soudan (Free!)
Anoko nya Naisho
[Goban] Iinchou no Kagai Jugyou | Class President's Extracurricular Lesson (Comic Megastore H 2012-05) [English] {numberkawshin} [Digital]
Kareshi Mochi no Kurokami Irojiro Binyuu Joshidaisei ga Cunni dake Mikeiken de Kare no Tomodachi ni Naisho de Hatsu Cunni Sarete Amari nimo Kimochiyo Sugite Sonomama Nagasare Sex Shita
Otonari-san no Naisho na Enkou Seikatsu
Naisho desu yo? Kald-san | It's a Secret Kald-san, You Hear?
(C77) [Punipuni Doumei (Mizuki Gyokuran)] Naisho no Wankoro Mochi (Anyamaru Tantei Kiruminzoo)
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
[Q] Kagai Lesson (Fujouri na Nyotai Kousoku) [Chinese] [村长个人汉化] [Digital]
(C86) [Go-Go-Merry-Go-Round (Kasai Ema)] Naisho no Natsuyasumi. (Neon Genesis Evangelion)
AIBIKI. Naisho banashi. 3 Ch. 8
(C88) [Decoppachi (Hidiri Rei)] Naisho no IV Satsuei-kai (THE IDOLM@STER MILLION LIVE!)
[Kuku ya (ckj)] Naisho desu yo? Kald-san (Firis no Atelier)
[Ponsuke] Naisho no Kaihou (COMIC LO 2017-12) [Chinese] [腥海社] [Digital]
Naisho no benkyou | Secret Study Time
(COMIC1☆5) [Mama ni wa Naisho (Purukogi Beach)] GIGANTIC DIVA (King of Fighers)
[Seiten no Hekireki (Toruneko)] Naisho no Tokkun (Jikkyou Powerful Pro Yakyuu)
[Morishima Kon] Naisho no Gohoushi (COMIC Tenma 2016-04) [English] [Kusojiji]
Naisho goto
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu No Naisho (The Legend of Zelda)
(C71) [Ohtado (Oota Takeshi)] Naisho da yo! Mahou no Club Katsudou (Sasami Magical Girls Club)
[Dynamite moca] Naisho no Ecchi Gokko Ch. 1-2 [Digital]
[Leafy] Mama ni Naisho no Hatsujouki
(C73) [Omoshiro Burger (Tokuda Shinnosuke)] Watashi-tachi to Papa no Kagai Jugyou Album
(Futaba Gakuensai 9) [Sekai Saiko (Mesopotamian Civ)] Naisho no Tsuinteruzu
[Drachef] Naisho no Zupohame Shinkon Life | The Secret Bold-Fuck in A Newly-wed Life (ANGEL Club 2018-11) [English] [REWRITE]
(CT5) [Transistor Baby (Hata)] Sensei to Himitsu no Kagai Jugyou (Summon Night 3)
(C88) [Crybaby Method (Hissui)] Kawaii Kawaii Lulu-chan no Choppiri H de Naisho na Himitsu (League of Legends)
[Majo Saiban (Mion_orz)] Naisho no Omajinai [Digital]
(C88) [nothingfades (Amane Nekoko)] Naisho no Hajimete Kouhen (PriPara)
[MoonRevenge (Miyuma Subaru)] Futari no Naisho
(C88) [Sweet Candle (Sakuraizumi Yuu)] Naisho no Asobi (THE iDOLM@STER CINDERELLA GIRLS) [Chinese] [脸肿汉化组]
[Higashino Mikan] Kareshi ni Naisho de ❤ | Behind My Boyfriend's Back ❤ (COMIC Koh Vol. 3) [English] [sureok1]
Chika-chan ni mo Naisho no Himitsu
Rean Kyoukan no Tokubetsu Kagai Jugyou
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-6
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-9
Ririn-san no Naisho no Kao to Daiji na Oheya
[Koneko Gumi, Shounen Marionette (Poron, Kuonji Shutaka, Namao)] Naisho no Otogibanashi [English] {Shotachan}
[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]
[ShiraishiNsuke] Naisho no Ouma-san Gokko | Secret Horse Play (COMIC BAVEL 2017-01) [English] {doujins.com} [Digital]
[Musashimaru] Touzen Imouto ni wa Naisho de | Keep It A Secret From My Sister Of Course [English]
(SPARK8) [Yu-cho (Pal)] Otona niwa Naisho (Free!)
(C95) [Dennou Chocolate (AwA)] Otona ni Naisho no Warui Koto
[Unknown (Unknown)] Taiiku Kyoushi 2 ~Bokura no Kagai Jugyou~
Yamitsuki Naisho Ecchi
Kareshi ni Naisho de 2 Nama Rankou...Shichaimashita. | Keep This A Secret From My Boyfriend 2 - I Had... Raw Group Sex
Oya ni Naisho no Iedex 5 - Futsukame Hen