[Studio Wallaby (Deep Purple '72)] Arashi no Naisho, Aiko no Himitsu (Gad Guard)
(SC31) [P-Forest (Hozumi Takashi)] Otome no Naisho Tomoe-chan to Iroiro... (Mai-Otome)
Senpai ni wa Naisho ssu yo?
Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2
[Dorachefu] Naisho no Zupohame Shinkon Life | The Secret Bold-Fuck in A Newly-wed Life (ANGEL Club 2018-11) [English] [seindryu] [Digital]
(C91) [PAPER BOX (Ball Ball)] Hanshoku Seitai Houkoku (Shironeko Project)
(C95) [Haruiro Fudepen (Satsuki Suzuran)] Naisho no Junbishitsu (Senki Zesshou Symphogear)
(SC35) [PaperCrown (Nagata Tsubasa)] BalanceM@ster (THE iDOLM@STER)
(COMIC1☆7) [CARAMEL CRUNCH! (Rikatan)] Naisho no Houkago Idol (Love Live!)
(C35) [N・Papoon Kikaku (Various)] LUNATIC MOON II (Ranma 1/2)
Hoka no Dare ni mo Naisho da zo?
(C90) [Raijinkai (Haruki Genia)] Naisho no Kagai Jugyou (NEW HORIZON) [Chinese] [CE家族社]
[Root 12-hedron (Landolt Tamaki)] Zutto Naisho ni Shiteta kedo, Jitsu wa Watashi, Haeteru no. [Digital]
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
(COMIC1☆6) [MIX-ISM (Inui Sekihiko)] Naisho no ×××。 (Bakemonogatari)
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
[HATENA-BOX (Oda Kenichi)] Papa no Wagamama wo Kikinasai! (Papa no Iu Koto wo Kikinasai!) [Digital]
(Change More Naisho no Mahou II) [Honey Devil (Tsugumi Gumico)] MaElle-chan to <censored> (Grimoire ~Shiritsu Grimoire Mahou Gakuen~)
[YASRIN-DO (Yasu Rintarou)] Papa no Iu Koto Nante Kikimasen! (Papa no Iu koto wo Kikinasai!) [Digital]
Papa ni Naisho no
(SC26) [PLUM (Kisaragi Kanna)] Naisho! (Sukatto Golf Pangya)
[Ponsuke] Naisho no Massage | Secret Massage (COMIC LO 2016-03) [English] {5 a.m.}
Onee-sama ni wa Naisho
Oshiri wa Naisho
(SC54) [Mugenkidou A (Tomose Shunsaku)] Mugenkidou Bon! Vol.5 (Papa no Iu Koto o Kikinasai!)
Hatsujou Futanari Musume to Mesu Ochi Papa
(C84) [ROMEO DASH (Kitto Shibaru)] Naisho desuyo, Reimu-san! (Touhou Project)
Osananajimi ga Naisho de Yatteiru SNS o Mite Kofun Shite Shimau Ore!!
(C92) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Umi de Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
(C88) [MAPLER (Maple)] Tomodachi ni mo Naisho no Koto [Chinese] [嗶咔嗶咔漢化組]
[Nekomaru Rentarou] Naisho no Omajinai (Puni Pedo!!) [Chinese] [我是肛♂蛋!不是 融⚥合!] [Digital]
[Kanzaki Shirou] Yume no Kuni no Naisho Banashi
[Studio Wallaby (Various)] Vitamin-B5 1/4 Ruri Ruri Naisho no Maid Nikki (Martian Successor Nadesico)
Naisho na Shinomiya-san | The Secretive Shinomiya-san
(COMIC1☆8) [Oretachi Misnon Ikka (Suhara Shiina)] Naisho no Cafe | Cafe Secrets (Shirokuma Cafe) [English] [Copy Of]
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama (Dragon Quest XI) [Chinese] [最愛大屁屁x漢化組漢化組]
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
(C65) [Seinansei ni Kagayakeru Hoshi (Morino Papiko)] Ragnarok Yawa Level.3 (Ragnarok Online)
[Pirates Patrol (Otokawa Kazuki)] Naisho no Omorashi [English] [Digital]
(C91) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Fuyuyasumi no Toode Hen
(C94) [KURUBUSI-KAI (Dowarukofu)] Mikan no Naisho no Shuumatsu (To LOVE-Ru) [English] [biribiri]
(C58) [Abura Katabura (Papipurin)] Oujo Ryoujoku Garnet (Final Fantasy IX) [English]
[Abura Katabura (Papipurin)] Abura Katabu-love Hina 2 (Love Hina)
[PaperCrown] Houko Chronicle (Tawagoto Series)
Naisho no IV Satsuei-kai
(C85) [furuike (Sumiya)] Off no Kongou to Naisho no Ohanashi (Kantai Collection -KanColle-)
Otona ni Naisho no Warui Koto
(COMIC1☆8) [Nipopo Crisis (Genka Ichien)] Tanoshii Koto o Naisho ni Shiyou. Kanzenban (Zettai Muteki Raijin-Oh)
(CR25) [Studio Wallaby (Kokuden Kadotake, Niiruma Kenji, Deep Purple '72)] Purikura no Naisho (Princess Crown)
[Dynamite moca] Naisho no Ecchi Gokko Ch. 1-2 [Digital]
(C70) [Seinansei ni Kagayakeru Hoshi (Morino Papiko)] Ragnarok Yawa Level.8 (Ragnarok Online)
[Shoujo Gesshoku (Shimao Kazu)] Papa to Musume no Shitsuke Kata. (Papa no Iu Koto wo Kikinasai!)
(C91) [moriQ (Mori Airi)] Rem to Naisho na Koto Shimasen ka? (Re:Zero kara Hajimeru Isekai Seikatsu)
[Mama ni wa Naisho (Plasma Beach)] Hihou Caligulation (Bakemonogatari)
PaPiPon!
[Sennen Teikoku (Mitsui Jun)] Bocking Papa Zenpen (Cooking Papa)
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai)
Naisho no Kozukuri
[Abura Katabura (Papipurin)] Innyuu Reijou - Naburare Chichi (Dragon Quest VIII)
[Shoujo Gesshoku (Shimao Kazu)] Papa to Musume no Shitsuke Kata | Papa and Her Daughters' Way of Discipline (Papa no Iu Koto wo Kikinasai!) [English] [ATF]
(C83) [Mama ni wa Naisho (Purukogi Beach)] Enshoku Niku Sakura - Coquettish Flesh Cherry (Dead or Alive)
Oya ni Naisho no Umi no Iedex
Kazami Yuuka to Naisho Play
(SC15) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 2 Ashita Biyori
(SUPER24) [Rolling box (Kanaru Tabito, Shiina Akira)] Kyosuke ni wa Naisho (THE IDOLM@STER SideM)
Musashi-chan to Naisho no Shugyou
[SeriharaZ] Campus x Foot
Yuka-chan no Naisho
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya | Ririn-san's Secret Expression and Her Precious Room (COMIC HOTMILK 2018-07) [English] [Stupid Beast] [Digital]
[AKIRA] Eve no Naisho Banashi 1
[ShiraishiNsuke] Naisho no Ouma-san Gokko | Secret Horse Play (COMIC BAVEL 2017-01) [English] {doujins.com} [Digital]
(Naisho no Jikan) [Apricot Sirup (Hi~mosu, Marui)] Doki Doki Kodomo Time (Kodomo no Jikan)
(COMIC1☆10) [Death Para (Tamaki Kurou)] Kitakami-san to Naisho no Naisho (Kantai Collection -KanColle-)
(C78) [apricot (Anji, Kuroo)] Omote to Ura no Himitsu to Naisho. (Amagami) [English] [magiclamp]
(C94) [Kurumi Namiki (Mita Kurumi)] Atago-san to Naisho no Ecchi (Kantai Collection -KanColle-)
(COMIC1☆6) [Clesta (Cle Masahiro)] CL-orz 22 (Papa no Iu koto wo Kikinasai!)
(C68) [PaperCrown (Nagata Tsubasa)] Angel Mort (Higurashi no Naku Koro ni)