(SUPER24) [Rolling box (Kanaru Tabito, Shiina Akira)] Kyosuke ni wa Naisho (THE IDOLM@STER SideM)
Mitsui Jun - Fucking Papa (Extra Volume) Konshuu no Umakamon & Rough Sketch Paper
[Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-) [Chinese] [koolo個人漢化] [Digital]
Naisho no IV Satsuei-kai
Naisho no Ohanashi o
Okaa-san no Naisho
(C89) [16kenme (Sato-satoru)] Naisho no Love Situation (THE IDOLM@STER CINDERELLA GIRLS)
Oya ni Naisho no Iedex 5 - Futsukame Hen
[Nedaore (Ayane)] Onnanoko Naisho Space (Puella Magi Madoka Magica) [Digital]
(COMIC1☆4) [TRIP SPIDER (niwacho)] Naisho no Omamagoto (Fate/Hollow Ataraxia) [English] [desudesu]
Papa no Jakuten Mitsuketa
[Henreader] Naisho no Date Plan (COMIC X-EROS #37) [Chinese] [無邪気漢化組]
Dare ni mo Naisho no Otona no Himitsu | Tout le monde a ses petits secrets
(CR25) [Studio Wallaby (Kokuden Kadotake, Niiruma Kenji, Deep Purple '72)] Purikura no Naisho (Princess Crown)
(COMIC1☆3) [PaperCrown (Nagata Tsubasa)] n2 (Suzumiya Haruhi no Yuuutsu)
(C80) [PaperCrown (Nagata Tsubasa)] Divergence9.87654321% (Steins;Gate)
Isekai Tensei Shita Saki de Party Member Zenin to Naisho de Ecchi Shiteru Neet
(C62) [Studio Wallaby (Deep Purple '72)] Naisho no Azumanga (Azumanga Daioh)
Yukikaze-sama to Naisho no Asobi
(C91) [Anmitsu Ryokan (Yoru Yoru)] Naisho dakara ne (Sengoku Collection)
Naisho no Ushimitsudoki
[LUNA PAPA (Kamonohashi Tenko, Emil Watanabe, Moeru Gominohi)] sweety (Tokyo Mew Mew)
(C85) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Naisho no Oshigoto- (Kuttsukiboshi)
[Watanabe Wataru] Naisho ni Shite ne
(C71) [Pyonpyororin (Akoko.)] Ano... Naisho ni shite kudasai ne? (Suzumiya Haruhi no Yuuutsu) [English]
Oya ni Naisho no Iedex - Toshikoshi-hen
(SPARK8) [Yu-cho (Pal)] Otona niwa Naisho (Free!)
(C83) [Honey Bunny (Kohachi)] Naisho no Nurse-san
(COMIC1☆6) [Alpha to Yukaina Nakamatachi (Alpha)] Mama ni Naritaino! (Papa no Iu Koto wo Kikinasai!)
(C88) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex
[papermania | Dorei Fujin] Yuuya kun to mama[English]
[Studio Wallaby (Various)] Vitamin-B5 1/4 Ruri Ruri Naisho no Maid Nikki (Martian Successor Nadesico)
Naisho no Koukai Nisshi
(C91) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Fuyuyasumi no Toode Hen
(Bokura no Love Live! 17) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu (Love Live! Sunshine!!)
Naisho de! Twins
(Puniket 12) [Soul Magic (Sudoo Kaoru)] Suki suki Aiko-chan Mayonaka no naisho (Ojamajo Doremi)
(COMIC1☆6) [Clesta (Cle Masahiro)] CL-orz 22 (Papa no Iu koto wo Kikinasai!)
(CR29) [LUNA PAPA (various)] Chokominto (Tokyo Mew Mew)
Tsuki ni wa Naisho no Hoshikuzu
Aruji-sama ni Naisho no Memory Piece
(C87) [OSHINOBEE (Yamada Papiko)] Sweet Life (Free!)
(C85) [Nipopo Crisis (Genka Ichien)] Tanoshii Koto o Naisho ni Shiyou. Yousumi Ban (Various)
Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 3
Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 1
(C61) [LUNA PAPA] berry berry (Tokyo Mew Mew)
[Katuraya (Takemaru)] Naisho no Ichiban Kuji (Mahou Shoujo Lyrical Nanoha)
(C85) [furuike (Sumiya)] Off no Kongou to Naisho no Ohanashi (Kantai Collection -KanColle-)
Naisho no Hokenshitsu
[Jackpot 64 (HAN)] Alicia-mama to Naisho Ecchi Suru Hon (Granblue Fantasy) [Digital]
(Sougetsusai 05) [Naisho No Usagi Koya (Tawawaringo)] Jaku Usagi Monogatari
(C92) [Tenrake Chaya (Ahru.)] Matsurinoyoru no Naisho (Kantai Collection -KanColle-)
Nanao no Naisho
Kanojo ni Naisho de
Kouu-sama ni wa Naisho | 不能告訴項羽大人
(C94) [KURUBUSI-KAI (Dowarukofu)] Mikan no Naisho no Shuumatsu (To LOVE-Ru)
[Studio Wallaby (Kokuden Kadotake, Shijuukara, Leopard)] Shaorin no Naisho (Mamotte Shugogetten!)
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Digital]
(C89) [SAKEPAPA (Ooki)] Wagaya no Nyanko-sama (Free!)
(C90) [Supurabi (Haruharu Haruto)] Futari de Naisho no Ohanashi (Granblue Fantasy)
Rem-rin to Naisho no Oshigoto
(brilliant days 3) [amuamu (Chimu)] Bokura no Naisho no (Ensemble Stars!)
(Ugetsusai) [Schwester (Inasaki Shirau)] Naisho no Reisen (Touhou Project)
(C88) [Decoppachi (Hidiri Rei)] Naisho no IV Satsuei-kai (THE IDOLM@STER MILLION LIVE!)
(C86) [Go-Go-Merry-Go-Round (Kasai Ema)] Naisho no Natsuyasumi. (Neon Genesis Evangelion)
[blue killer (Doku Denpa)] Naisho no Yodare Sex [Digital]
(C92) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 5 - Futsukame Hen
[Pin-13 (Juusangatsu)] Futari no Naisho (Kizuato) [Digital]
papermania - lady slave (eng)
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project)
(C57) [Studio Wallaby (Kokuden Kadotake, Shijuukara, Hontai Bai)] Shinobu no Naisho Love Hina Books (Love Hina)
[Tukimi Daifuku] Mama ni wa Naisho
[Hiyashi Asia (Agurecchi)] Lunasa Onee-chan no Naisho no Bansoukai (Touhou Project) [Digital]
[Naya (Papermania)] Shazai Saserareta Tsuma Kasumi wa Gyakutaiyou Dorei [Chinese] [有条色狼汉化]
[GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? | Don't Tell Dad OK! (Brave Beats) [English] [Digital]
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Secret Nails | Naisho no Nail (Aikatsu!) [English] {/u/ scanlations}
(Sennen Battle Phase 23) [Ushiromuki Zenryoku Shissou (Osame)] Ore-tachi Futari no Naisho-goto! (Yu-Gi-Oh! VRAINS)
[Usi] Otto ni Naisho de Ajimi Shite 1
(Puniket 23) [Suitekiya (Suitekiya Yuumin)] Naisho no HONya-san (Watashi no Ouchi wa HONya-san)