(C72) [Super Flat Lolinitron (Focke Wolf)] Karada no Naisho. (Asatte no Houkou.)
[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]
Kareshi ni Naisho de2 Nama Rankou...Shichaimashita.
(C91) [milkberry (Kisaragi Miyu)] Houkago no Naisho [Chinese] [残碑日月个人汉化]
Kareshi ni Naisho de...
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS)
(Reitaisai 15) [Yude Tamamochi (sui)] Futari dake no Naishogoto (Touhou Project)
[Akikan (rikazu)] Otona no Hito niwa Naisho, Jitsuwa Boku... Kinjo ni Sunderu Futago no Onee-chan ni, Ecchi na Itazura Sareterundesu.
(C87) [Kacchuu Musume (Hiyoshi Hana)] Onee-sama ni wa Naisho (Ikusame Mika) (Kantai Collection -KanColle-) [English] [UCW]
(Reitaisai 15) [Green tea Lab (midarin)] Aya-chan no Naisho no Micchaku Shuzai (Touhou Project)
(C91) [Utaneya (Shion)] Naisho no Djeeta Onee-chan (Granblue Fantasy)
Kare ni Naisho no Saimin Bitch Part 1
[XX-ya tte koto wa Naisho da. (Naisho da.)] Doremi-sama Doremi-sama Doremi-sama (Ojamajo Doremi)
[Leafy] Mama ni Naisho no Hatsujouki [Digital]
Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 1
(C88) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex
(C84) [ROMEO DASH (Kitto Shibaru)] Naisho desuyo, Reimu-san! (Touhou Project)
Mama ni wa Naisho Zenpen | 不能對媽媽說的事 上
[GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? | Don't Tell Dad OK! (Brave Beats) [English] [Digital]
Naisho no Kagai Jugyou Nyuumonhen
Alice no Naisho
[TIES (Takei Ooki)] Mahou Shoujo no Naisho no Oshigoto (Puella Magi Madoka Magica) [English]
(C93) [Mama ni wa Naisho (Plasma Beach)] Miwaku no Muscle Pose (Dragon Quest XI)
(CiNDERELLA ☆ STAGE 6 STEP) [Rokata Aruki (Akino Komichi)] Naisho no Ohanashi o (THE IDOLM@STER CINDERELLA GIRLS)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian Ch. 1-5 [Chinese]
Kare ni wa Naisho
Matsurinoyoru no Naisho
Naisho no Kagai Jugyou Nyuumonhen
[Ookami Uo] Yuutousei | The Honor Student ([Ryuushutsu] JSJC Naisho no Jian) [English]
Okaa-san no Naisho
(C90) [Kaminari-neko (Eitarou)] Miho to Anzu no Naisho no Himegoto (Girls und Panzer)
[Inomoto Rikako] Naisho no Onnanoko
Ore to Imouto no Naishogoto 2
[Nanami Shizuka] Naishobanashi. Vol. 1 [Digital]
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya | Secret Side of Ririn-san and Her Precious Room (COMIC HOTMILK 2018-07) [English] [Stupid Beast] [Digital]
[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]
(C95) [Dennou Chocolate (AwA)] Otona ni Naisho no Warui Koto [Chinese] [沒有漢化]
(C78) [Titokara 2nd Branch (Manami Tatsuya)] Ookami-san to Naisho no Doku Ringo (Ookami-san to Shichinin no Nakama-tachi)
(C89) [16kenme (Sato-satoru)] Naisho no Love Situation (THE IDOLM@STER CINDERELLA GIRLS)
(C58) [Studio Wallaby (Fuu)] Reiko no Naisho! (Comic Party)
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen
Kawaii wa Naisho
(Puniket 23) [Suitekiya (Suitekiya Yuumin)] Naisho no HONya-san (Watashi no Ouchi wa HONya-san)
(Futaba Gakuensai 9) [Sekai Saiko (Mesopotamian Civ)] Naisho no Tsuinteruzu
[Kaiduka] Iede JK to Pet Seikatsu ~Kazoku ni Naisho de Dokodemo H~ Kanzenban [Digital]
Kyonyu Oyako to Naisho no Tanetsuke Kobi
[Studio Wallaby] Dejiko no Naisho-nyo (Digi Charat)
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Naisho no Nail (Aikatsu!) [2nd Edition]
[Aichi Shiho] Okaa-san ni wa Naisho (Otokonoko HEAVEN Vol. 25 DMM Tokubetsu Ban) [Chinese] [瑞树汉化组] [Digital]
(C92) [Tenrake Chaya (Ahru.)] Matsurinoyoru no Naisho (Kantai Collection -KanColle-)
(C90) [Dragon Kitchen (Sasorigatame)] Rem-rin to Naisho no Oshigoto (Re:Zero kara Hajimeru Isekai Seikatsu) [Chinese] [空気系☆漢化]
[kedamono (Tori Hrami)] Naisho no Undoukai | 运动日的秘密 [Chinese] [本子社汉化] [Colorized] [Digital]
Honey no Naisho 3
[AKIRA] Eve no Naisho Banashi 1
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project) [English] [desudesu]
(C89) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Toshikoshi-hen
Naisho no Futarikiri | 둘이서만 비밀스럽게
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS) [English]
[ISOTONIX (Nixinamo:Lens)] Natsuki As You Like Naisho no Ura-Video
Naisho no Imouto Ecchi
[Leafy] Papa to Musume no Naishogoto | Dad and Daughter's Secret (COMIC LO 2019-01) [English] [Shippoyasha] [Digital]
Naisho no Wakana-san
(C92) [Tenrake Chaya (Ahru.)] Matsurinoyoru no Naisho (Kantai Collection -KanColle-)
[MARUTA] Boku to Kanojo no Hikakuteki Naisho no Nichijou [English] [CGrascal]
(Crazy Lyric Battle) [Honey Rice (Neon Ui)] Boku to Onii-chan no Naisho no Orusuban (Hypnosis mic)
Nanao no Naisho
Haruharu to Kirara no Naishogoto
Naisho no Hanashi | A Story About a Secret
(C78) [apricot (Anji, Kuroo)] Omote to Ura no Himitsu to Naisho. (Amagami) [English]
(CCTokyo132) [Kitei (Naoki)] Naisho Banashi (Kuroko no Basuke)
[Oomichi Imuta] Naisho ni Shite ne | Keep this a Secret, okay (Futanarikko High!) [English] [UsagiTrans]
(C58) [Studio Wallaby (Deep Purple '72, Kaneko Toshiaki, Kura Oh)] Oukoku No Naisho (Puppet Princess of Marl's Kingdom)
Futari de Naisho no Ohanashi
[Mama ni wa Naisho (Plasma Beach)] Hihou Caligulation (Bakemonogatari)
Tsukihi-chan ni wa Naisho de | Keeping Secrets from Tsukihi-chan
[Maruta] Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 2 (English)
(C85) [Chagashi Saiban (Yamabuki Mook)] Naisho no Roommate | Secret Roommate (IS <Infinite Stratos>) [English] [RapidSwitch+Life4Kaoru]
Oyajidomo ni wa Naisho dazo
Oshiri wa Naisho
(CR31) [Studio Wallaby (Deep Purple '72)] Suu no Naisho!! -The secret of Su- (Vampiyan Kids)
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Secret Nails | Naisho no Nail (Aikatsu!) [English] {/u/ scanlations}
Chika-chan ni mo Naisho no Himitsu
Hanasaku Mori no Naisho no Hanashi.
(SPARK8) [Yu-cho (Pal)] Otona niwa Naisho (Free!)
(C92) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Umi de Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
(Shota Scratch 25) [Yabure Kabure (Agemon)] Ogibo-san niwa Naisho desu. (Fullmetal Alchemist)
Naisho! Secret
(C92) [Retasuya (Retasu)] Kaiboukan to Naisho no Asobi (Kantai Collection -KanColle-)