(C89) [Jagabata (Oimo)] Naisho no Futarikiri (PriPara) [English] {/u/ scanlations}
Nichijou-teki ni Okaa-san ni Dasu Seikatsu - Otou-san ni Naisho no Nakadashi Ecchi Hen
(Houraigekisen! Yo-i! 14Senme) [Testa Kitchen (Testa)] Onee-sama-tachi ni wa Naisho! (Kantai Collection -KanColle-)
[Ponsuke] Naisho no Kaihou (COMIC LO 2017-12) [Chinese] [柳葉個人漢化] [Digital]
(C93) [milkberry (Kisaragi Miyu)] Houkago no Naisho 2
Hayasaka Ai wa H na Maid ~ RAPE OF HAYASAKA ~
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project) [Chinese]
(C91) [Fujiya (Nectar)] Naisho na Shinomiya-san
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya (COMIC HOTMILK 2018-07) [Chinese] [無邪気漢化組] [Digital]
[Booblian (BTtamako)] Himitsu no Tights | 秘密的黑丝 [Chinese] [鬼迷日眼的莱科少校个人川话化] [Digital]
(C71) [Pyonpyororin (Akoko.)] Ano... Naisho ni shite kudasai ne? (Suzumiya Haruhi no Yuuutsu)
[Human High-Light Film (Nise Tsuruta Hirohisa)] Honey no Naisho (Cutey Honey)
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]
The Demon Gods' Village
Mifune-san to Umi de Naisho no
(SUPER21) [an (Ohana)] ONE MORE TIME! (Uta no Prince-sama)
[Jackpot 64 (HAN)] Alicia-mama to Naisho Ecchi Suru Hon (Granblue Fantasy) [Digital]
(CCFukuoka33) [96。 (Kurokuma)] Naisho no Soudan (Free!)
[Muchiuchi (Muchi)] Naisho no Hero | Secret Hero (Osomatsu-san) [English]
(CINDERELLA FESTIV@L) [Aozora Shoujo (Shirane Taito)] Naisho no Gao Gao Ecchi (THE IDOLM@STER CINDERELLA GIRLS) [English]
(C72) [Super Flat Lolinitron (Focke Wolf)] Karada no Naisho. (Asatte no Houkou.)
(C94) [Stemun (stem)] Copybon to Paper no Matome 1 (Touhou Project)
[Sanbaizu] Oba-san no Toile o Shita kara Nozoku [English] [Brolen]
(COMIC1☆7) [kikurage-ya (kikurage)] Megumi-chan wa Momoiro Fantajisuta (GJ-bu) [English] {MumeiTL}
Operation Fail [Japanese] - Arniro111
Shinomiya no Maid wa Tokojyouzu~ Professional Jintai Onahole
(C78) [apricot (Anji, Kuroo)] Omote to Ura no Himitsu to Naisho. (Amagami) [English] [magiclamp]
Seinaru Machiokoshi | Sexual Renewel
Kaichou wa Oboetenai!
(COMIC1☆6) [Mama ni wa Naisho (Purukogi Beach)] Tetsu Momo MANEATER (Tekken)
[Fummy] Naisho no Relax | Secret Way to Relax (COMIC LO 2018-05) [English] {Mistvern} [Digital]
[Ginhaha] Gakuseikai-shoki ni Tokkun-shitai -Shijuuhatte Battle no Seijoui Oshiete ~Coach- (Kaguya-sama wa Kokurasetai) [English] [Hentai_Doctor]
ShiroKagu 3
(C91) [moriQ (Mori Airi)] Rem to Naisho na Koto Shimasen ka? (Re:Zero kara Hajimeru Isekai Seikatsu)
[T.cop (Natsuki Kiyohito)] Jimiko to Ichinichijuu Sex 2 -Houkago no Monokage de- | Day Long Sex With A Plain Looking Girl 2 [English] {Doujins.com} [Digital]
(C88) [MAPLER (Maple)] Tomodachi ni mo Naisho no Koto [Chinese] [嗶咔嗶咔漢化組]
[GoldenGoblins (Nekokan)] Kenpeitai ni wa Naisho da yo! (Kantai Collection -KanColle-) [Digital]
Naisho no Yodare Sex
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Secret Nails | Naisho no Nail (Aikatsu!) [English] {/u/ scanlations}
[DPg] かぐや様は○○したい ~天才たちの恋愛交尾戦~ (Kaguya-sama wa Kokurasetai)
Kitakami-san to Ooicchi Naisho no Naisho
Nandemo Kotaeru Yuutousei no Shinomiya-san
[Musashimaru] Touzen, Imouto ni wa Naisho de [Digital]
[Seina] Saisho no, Naisho no. + Natsunokedamono [Raw]
Mahou Shoujo AroThir Sachiko-san
Yurufuwa kara no Sotsugyou | A Shaky Soft Graduation
Rem-rin to Naisho no Oshigoto
[Hasemi box (Hasemi Ryo)] Futari to Shota no Naisho Graffiti (Koufuku Graffiti)
[MaSBeYaAKT (MaSBe Akyto)] Petanko Ryou-chin ~Minna ni Naisho no Otoko no Ko Idol RYO-chan no Aruhi no Ohanashi (THE IDOLM@STER)
(SC55) [Gachapin Mukku. (Mukai Kiyoharu)] Ririchiyo-sama no Naisho no Oshigoto (Inu x Boku SS)
もしも妹の同級生や先輩が超超長身だったら
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [English] {Shotachan} [Digital]
(SUPER21) [NEVER GIVE UP (Nekonattou)] Kanri Fujuubun | Inadequate Management (Uta no Prince-sama) [English] [Brolen]
Onee-sama ni wa Naisho desu yo?
[OkayuShop (Okayu)] Mousou Ero Nikki (GJ-Bu) [Digital]
[Furuta kazuya] Jukujo no taiken otto niha naisho
どうせ夢なら
[Kaitou Yuuhi] Naisho no Oshigoto (Otokonoko HEAVEN Vol. 24) [Chinese] [夜願漢化]
(CCOsaka92) [IRON TONIC (Shinomiya Akino)] BAD CAMPANY (Dragon Ball Z) [English]
(C91) [Fujiya (Nectar)] Naisho na Shinomiya-san | 四宮同學的秘密 [Chinese] [夢之行蹤漢化組]
Zoku Tanetsuke Twins Namahame Aji Kurabe | Sequel: The Breeding Twins and the Bareback Taste Test
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! (Kantai Collection -KanColle-)
Futari to Shota no Naisho Graffiti
(COMIC1☆8) [TriaL3 (Various)] Naisho no Imouto Ecchi [Chinese] [佳奈助汉化]
(C91) [Fujiya (Nectar)] Naisho na Shinomiya-san | The Secretive Shinomiya-san [English] {Hennojin}
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
(C92) [Magono-Tei (Carn)] Seinaru Machiokoshi | Sexual Renewel (Sakura Quest) [English] {Doujins.com}
[MIRAGE CAT (Suika Soda)] Naisho Banashi Vol. 1-2 (Gintama) [Digital]
(C67) [Anekono-Techo (Koume Keito)] Marimite no Naisho (Maria-sama ga Miteru)
(HaruCC17) [NEVER GIVE UP(Nekonattou)] Musiciens aux masques (Uta no Prince-sama)
(C85) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Naisho no Oshigoto- | -Secret Work- (Kuttsukiboshi) [English] {Hikikomori Honyaku}
[Sirotateto] Naisho no Orusuban [Digital]
[Koppe] Koboreru Naisho (COMIC Kairakuten BEAST 2015-11) [Chinese] [绅士仓库汉化]
[Watanabe Wataru] Naisho ni Shite ne | Make it secret (English)
[Naruto Kenkyu Sha (Hisakabe Oto)] Dare no Shiwazaka Wakarimasu? (GJ-bu) [English] {Hennojin} [Digital]
(COMIC1☆7) [K-Drive (Narutaki Shin)] VIVID・MIX (Vividred Operation)
[Yuuki] Inbo Koukan Nikki | Indecent Mother's Diary
Naisho no Karada Kensa Ch.2
Vividark Opertion | 插件
(Hanjuku Hero Life 5) [Bakusan (Mariko)] Ikenai Koto wa Naisho de Suru Mono (My Hero Academia)
[Agata] Naisho no Kakurenbo | Hide And Seek With Friend's Mom (COMIC Megamilk Vol. 18) [English] [vaasi]
(C92) [Macaron*Sketch (Yukatama)] Naisho no Cappuccino (Gochuumon wa Usagi desu ka?)
(C84) [real (As-Special)] HEAT (Vividred Operation) [English] [Yuri-ism]
Oya ni Naisho no Iedex - Toshikoshi-hen
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
(COMIC1☆7) [RIBI Dou (Higata Akatsuki)] GJNS (GJ-bu)
[Pin-13 (Juusangatsu)] Futari no Naisho (Kizuato) [Digital]
Mama ni Naisho Mama to Naisho
Naisho no Futarikiri | 둘이서만 비밀스럽게
[ChildBox (Various)] Naisho no Asobi (Ojamajo Doremi)
Naisho no Ichiban-Kuji
[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]
Himawari-chan ga Oji-san ni Tondemonai Koto o Sareru Hanashi
[Horihone Saizou] Naisho-Yoo
[Hiyashi Asia (Agurecchi)] Lunasa Onee-chan no Naisho no Bansoukai (Touhou Project) [Digital]
Nekomimi no Kaguya-sama
(C89) [Sugar*Berry*Syrup (Kuroe)] Shinomiya no Kuse ni Namaiki. (Shokugeki no Soma)
Chika-chan ni mo Naisho no Himitsu
[Takase Yuu] Naisho no Jiyuuchou
[Rivajima (Yajima Index)] Isuzu no Naisho Banashi (Amagi Brilliant Park) [Digital]
[Inana Kigoro] Shinomiya Reiko no Imon
(COMIC1☆4) [Kaniya, Metaneko (Kanyapyi, Minagi Umihito)] Maisama step! (Battle Spirits)
[Tukimi Daifuku] Mama ni wa Naisho
[Kitakata Kuniaki] Himitsu no Keijiban H na Onna no Naisho Banashi [English] {Coff66 & Funeral of Smiles}
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-6
Chiisana Hen no Ashioto
Kazami Yuuka to Naisho Play
(C88) [Nachtzug (eko)] Ofuro de Naisho (Kantai Collection -KanColle-) [Chinese] [哲学狗汉化组]
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai)
(SUPER21) [NEVER GIVE UP (Nekonattou)] Kanri Fujuubun (Uta no Prince-sama)
[Nishizaki Eimu, Mado Soft] Wagamama High Spec Adult Edition | 可愛任性 High-Spec Adult Edition [Chinese]
kaguya sama ha sawararetai
[774] Naisho no Hentai Sex
(C77) [Zi, 66 no Oka (Mutsuki Ginji, Mu Mu Munou)] Naisho no Zange Shitsu 1 (Kannagi)
(Shota Scratch 31) [Koneko no Marionette (Kuonji Shutaka, Poron, Namao)] Naisho no Otogibanashi 2 [English] {Shotachan}
(C94) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Producer ga Otsukiai Shihajimete Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
Naisho no Kimochi - Secret Feeling
[Monogusa Wolf] Naisho no Telephone Date
[Tsurugi Motoaki (Sakemasu)] Naisho no Jikan
(C85) [Yadokani Daikaiten (Kawamoto Yutsuki)] Naisho no Ecchi (Ro-Kyu-Bu!)
(C81) [Gold Rush (Suzuki Address)] Ayasebon (Guilty Crown)
Houkago Love Mode 16
Ikenai Koto wa Naisho de Suru Mono
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian Ch. 1-5 [Chinese]
(C85) [Mama ni wa Naisho (Plasma Beach)] Hoshokukei Joshi (GOD EATER)
(C84) [ROMEO DASH (Kitto Shibaru)] Naisho desuyo, Reimu-san! (Touhou Project)
(C87) [Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-)
[Human High-Light Film (Nise Tsuruta Hirohisa)] Honey no Naisho 2 (Cutey Honey)
Operation Fail - Arniro111
(SC31) [P-Forest (Hozumi Takashi)] Otome no Naisho Tomoe-chan to Iroiro... (Mai-Otome)
Naisho no Futarikiri {/u/ scanlations}
Mary ni wa Naisho desu!
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2 [English]
"Ano Mori ni Sasowaretemo Zettai Iccha Ikenai yo" | "Even If Somebody Asks You To, Don't Ever Go Into That Forest"
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Digital]
[Maruta] Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 2 (English)