Kitakami-san to Ooicchi Naisho no Naisho
(Shota Scratch 22) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] UNBALANCE
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei 02 [English] =Krizalid= [Digital]
(CiNDERELLA ☆ STAGE 5 STEP) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Futari no Yoru Norway, Bergen nite (THE IDOLM@STER CINDERELLA GIRLS)
[Reku Kuukan (Reku)] Sensei to Hayase Yuuka (2-kai-me) | Sensei and Hayase Yuuka (Their Second Time) (Blue Archive) [English] [head empty]
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! (Kantai Collection -KanColle-)
[Nacchuushou (Amazon)] Yuukarin to Mujintou (Touhou Project) [Digital]
(C78) [Barbaroi no Sato (Ryuuka Ryou)] Injuu (Vampire Princess Miyu)
(Shota Scratch 10) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Uremomo
(C91) [Kitsune (Tachikawa Negoro)] Jiiji ni wa Naisho ni Shite ne (Final Fantasy XV)
(Reitaisai SP2) [Nanakorobi Yaoki (kinntarou)] Yuukarin ni Kuwaretai | I Want Yuukarin to Devour Me (Touhou Project) [English] {Afro}
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei 03 [Digital]
(C75) [Barbaroi no Sato (Ryuuka Ryou)] Shinkon Shoya (Dragon Quest V)
Tokumori! Yuuka-san
(SC15) [LoveLess, LOVEMASTER (Sagami Michiyo, Sawatari Yuuka)] STRAWBERRY LOVE (Sister Princess)
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-5
(Reitaisai 10) [Deastim (Unadon)] Yuukarin to LOVE Chu☆Chu! (Touhou Project) [English] {doujin-moe.us}
Hayase Yuuka Manga
(C77) [Circle Nuruma-ya (Tsukiwani)] Yuukarin Yume Mousou (Touhou Project)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Digital]
Osananajimi ga Naisho de Yatteiru SNS o Mite Kofun Shite Shimau Ore!!
(C91) [Musashi-dou (Musashino Sekai)] Maid Fuku Futanari Yuukarin Bon (Touhou Project)
(C59) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 01
(SC30) [P-Forest (Hozumi Takashi)] Otome no Naisho Nina-chan to iro iro... (Mai Otome)
Bokura no Naisho no
[Horihone Saizou] Naisho [ENG]
(Reitaisai 8) [DOUMOU] Yuuka ga do S de Alice ga M de | Yuuka is a Sadist, While Alice is a Masochist (Touhou Project) [English] {doujin-moe.us}
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [English] {Shotachan} [Digital]
[Tamagoro] Boku to Oneesan no Naisho (COMIC Penguin Club Sanzokuban 2014-07) [English] [vaasi]
Yuukarin ChuChu 3 - Dokidoki Date to Sekkyou Sennin Hen
(C90) [Mama ni wa Naisho (Plasma Beach)] Kinniku Bokujou (THE IDOLM@STER)
[Jackpot 64 (HAN)] Alicia-mama to Naisho Ecchi Suru Hon (Granblue Fantasy) [Digital]
(C79) [Human High-light Film (Shiosaba)] Naisho no Ayanami (Neon Genesis Evangelion) [English] [CGrascal]
Shimizudani Ryuuka no Mijikai Ero Manga
(C75) [Circle Nuruma-ya (Tsukiwani)] Yuukarin Yume Mousou (Touhou Project) [English] [CGRascal]
(Houraigekisen! Yo-i! 14Senme) [Testa Kitchen (Testa)] Onee-sama-tachi ni wa Naisho! (Kantai Collection -KanColle-)
[Ningen tte Iina (Ningen)] Onee-sama ni wa Naisho desu yo? (Kantai Collection -KanColle-) [Digital]
(C91) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Shiragiku no Shoujo ni Suzuran o (THE IDOLM@STER CINDERELLA GIRLS)
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
Houkago no Naisho
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 2
[Sakamata Nerimono] Naisho no Ofuro Ya San | Secret Bathhouse-san (Digital Puni Pedo! Vol. 07) [English] [ninjastik]
(C89) [Jagabata (Oimo)] Naisho no Futarikiri (PriPara)
[Leafy] Mama ni Naisho no Hatsujouki
(C89) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Toshikoshi-hen [Chinese] [肥宅除夕依舊只能看著衛生紙上的殘渣翻譯]
(C92) [Tenrake Chaya (Ahru.)] Matsurinoyoru no Naisho (Kantai Collection -KanColle-)
Papa ni wa Naisho yo? | Don't Tell Dad OK!
(C82) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shikotama!
Kazami Yuuka Hatsujouchuu
[TTSY (Kurogane)] Shougatsu Gyouji Naisho no Oshiire Sex
Yuukarin to Mujintou
(BORDER LINE 7) [Kuusou Kyuuka (Mikoto Kei)] Gozen 1-ji no Etcetera (World Trigger)
[Nacchuushou (Amazon)] Kazami Yuuka ga Shiranai Uchi ni Ecchi na Massage o Sarechau Hon (Touhou Project) [English] {doujins.com} [Digital]
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project) [Chinese]
Onee-sama ni wa Naisho
(C81) [Yuki Kagerou (KANZUME)] Kazami Yuuka no Shigyaku Tetsugaku (Touhou Project)
Yuuka H Taiyou no Hata Nite
(C78) [apricot (Anji, Kuroo)] Omote to Ura no Himitsu to Naisho. (Amagami)
[Yuki Kagerou (KANZUME)] Kazami Yuuka Akushu Ken (Touhou Project) [Digital]
(C94) [Critical Hit! (Zetz)] Mutsuki no Naisho (Azur Lane)
(C83) [Kaibidou (Hyakkei)] Colored Yuukarin (Touhou Project)
(C84) [Pucchu (Echigawa Ryuuka)] Sato Ichiban no! (NARUTO)
[Babymaker (Beco)] Naisho no Kozukuri 2
(Shota Scratch 25) [Yabure Kabure (Agemon)] Ogibo-san niwa Naisho desu. (Fullmetal Alchemist)
[Kitakata Kuniaki] Himitsu no Keijiban H na Onna no Naisho Banashi [English] {Coff66 & Funeral of Smiles}
(C77) [Punipuni Doumei (Mizuki Gyokuran)] Naisho no Wankoro Mochi (Anyamaru Tantei Kiruminzoo)
[Galaxy Monooki (Hanaduka Ryouji)] Yuukarin ga Seme Sasete Kureru Hon 3 (Touhou Project)
Kuttsukiboshi -Naisho no Oshigoto- | -Secret Work- {Hikikomori Honyaku}
[Junai Meringue-don (Kijima Hyougo)] Saisho no, Naisho no. + Natsu no Kedamono (Haikyuu!!)
[SeriharaZ] Campus x Foot
(CR26) [Studio Wallaby (Jacky Knee de Ukashite Punch x2 Summer de GO!, Kokuden Kadotake, Seishinja)] Tifa no Naisho (Final Fantasy VII)
[Natsume Benkei] Nichijou-teki ni Okaa-san ni Dasu Seikatsu - Otou-san ni Naisho no Nakadashi Ecchi Hen
Kazami Yuuka wa Kimagure ni
Naisho! Secret
[Son Yohsyu] Seguchi Yuuka no Taikutsu | Boredom of Seguchi Yuuka (COMIC Tenma 2016-04) [English] [biribiri]
[Studio Wallaby (Various)] Vitamin-B5 1/4 Ruri Ruri Naisho no Maid Nikki (Martian Successor Nadesico)
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Anraku Shidou [Digital]
[Yuki Kagerou (KANZUME)] Kazami Yuuka no Shigyaku Tetsugaku (Touhou Project) [Digital]
[Sasahara Yuuki] Naisho no Happyoukai. - A Secret Recital [Digital]
(C85) [Ishikawa Pro (Ishikawa Naoya)] Kuttsukiboshi -Naisho no Oshigoto- | -Secret Work- (Kuttsukiboshi) [English] {Hikikomori Honyaku}
Yuuka ga Sunao ni Naru Okusuri
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! (Touhou Project)
(C88) [Decoppachi (Hidiri Rei)] Naisho no IV Satsuei-kai (THE IDOLM@STER MILLION LIVE!)
Rem to Naisho na Koto Shimasen ka?
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai)
[Oozora Kaiko (Kaiko)] Papa ni wa Naisho no Boshi no Fureai [Chinese] [某三人汉化组]
[Misao.] Minamo no Naisho | Minamo's Secret (Hajimete Janai yo?) [English] [Rin]
(C89) [16kenme (Sato-satoru)] Naisho no Love Situation (THE IDOLM@STER CINDERELLA GIRLS)
(C95) [Haruiro Fudepen (Satsuki Suzuran)] Naisho no Junbishitsu (Senki Zesshou Symphogear)
(COMIC1☆9) [Shiratamaco (Shiratama)] Naisho no Passion - The Secret Passion (Pripara) [Chinese] [CE家族社]
[kedamono (Tori Hrami)] Naisho no Undoukai | 运动日的秘密 [Chinese] [本子社汉化] [Colorized] [Digital]
(Panzer Girls! 9) [Taisenshadou Kenkyuukai (Various)] Tanetsuke Senshadou 5 (Girls und Panzer)
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
[Barbaroi no Sato (Ryuuka Ryou)] Taiyou to Tsuki ni Somuite V (Vampire Princess Miyu)
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei 02 [Digital]
(C76) [Lagrangian-POINT (Akatsuki Tetora)] Gensou Yuuka Sou (Touhou Project)
Yuukarin to Ashi Bakari? no Doujin | A Doujin of Nothing but YuukaRin and Feet
(C84) [Angel Bless (Tsukiji)] Kore wa Ze-ttai ni Naisho desu kara ne! (Touhou Project)
(Kouroumu 14) [BlueMage (Aoi Manabu)] Kazami Yuuka no Shirikodama (Touhou Project)
(Reitaisai 8) [DOUMOU (Doumou)] Yuuka ga Do S de Alice ga M de (Touhou Project)
Kazami Yuuka ni Shiboraretai!
(C72) [SimaSima System (Nagisawa You)] Naisho no Hokentaiiku (Cardcaptor Sakura)
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- | It's a Secret! 2 [English]
Mori no Shokushu ni Goyoujin ~Itoshi no Yuuka-sama~
(C93) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to 3-kai Ecchi Shinai to Derarenai Heya de Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
Naisho no Nail
[Ponsuke] Naisho no Kaihou (COMIC LO 2017-12) [Chinese] [柳葉個人漢化] [Digital]
(C79) [Barbaroi no Sato (Ryuuka Ryou)] Minea Senka (Dragon Quest IV)
(C89) [Tatsumaki Koutei (Takei Tsukasa)] Lecia no Naisho Naisho no Chitsujo (Granblue Fantasy)
(Shuuki Reitaisai 3) [Tamakuraya (Kitaohji Guranosuke)] Yarasete yo Yuuka-san (Touhou Project)
(C94) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 2 (Love Live! Sunshine!!)
(C88) [datsuryoku kenkyuukai (Kanbayashi Takaki)] Ore no Shinyuu wa Nanika ga Okashii
[Wagarashiya (Tasuro Kuzuha)] Kazami Yuuka Nanpa Shite Sokujitsu Bunny Girl (Touhou Project) [Digital]
(Reitaisai 8) [Deastim (Unadon)] Yuukarin to Iikoto Shitai!! (Touhou Project)
[Morishima Kon] Naisho no Gohoushi (COMIC Tenma 2016-04) [English] [Kusojiji]
(C85) [Yadokani Daikaiten (Kawamoto Yutsuki)] Naisho no Ecchi (Ro-Kyu-Bu!)