(Shuuki Reitaisai 3) [IRIOMOTE (Saryuu)] Boku ni dake Yasashii Yuuka Onee-chan. (Touhou Project)
[Hasemi box (Hasemi Ryo)] Futari to Shota no Naisho Graffiti (Koufuku Graffiti)
(C80) [Avion Village (Johnny)] Shigyaku Gensoukyou -Kazami Yuuka- (Touhou Project)
(C82) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shikotama! [English]
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Digital]
(C85) [Pucchu (Echigawa Ryuuka)] Konoha no Bitch-chan! (Naruto)
[AKIRA] Eve no Naisho Banashi 1
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Anraku Shidou [Digital]
[Musashimaru] Touzen Imouto ni wa Naisho de | Keep It A Secret From My Sister Of Course [English]
[Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-) [Chinese] [koolo個人漢化] [Digital]
[Kanzaki Shirou] Yume no Kuni no Naisho Banashi
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS)
(C54) [Studio Wallaby (Kokuden Kadotake, Deep Purple '72, Leopard)] Mana no Naisho (White Album)
Kouen no Naisho na Koto
(Change More Naisho no Mahou II) [Honey Devil (Tsugumi Gumico)] MaElle-chan to <censored> (Grimoire ~Shiritsu Grimoire Mahou Gakuen~)
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [Decensored]
(Hanjuku Hero Life 5) [Bakusan (Mariko)] Ikenai Koto wa Naisho de Suru Mono (My Hero Academia)
Hayase Yuuka Manga
(C87) [Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-)
[Itou Nanami] Naisho no Houkago (COMIC Potpourri Club 2014-07) [Chinese] [黑条汉化]
[kedamono (Tori Hrami)] Naisho no Undoukai [English] {Shotachan} [Colorized] [Digital]
(C87) [Pucchu (Echigawa Ryuuka)] Konoha no Secret Service | Konoha's Secret Service (Naruto) [English] {doujin-moe.us}
(COMIC1☆5) [Galaxy Monooki (Hanaduka Ryouji)] Yuukarin ga Ijimetekureru Hon (Touhou Project)
(Reitaisai 9) [Snack Yoshie (Sawa)] Yuukana (Touhou Project)
(Kouroumu 7) [Ashima Sandou (Ashima Takumi)] Yuuka Ijiri (Touhou Project)
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama | The Princess' Secret (Dragon Quest XI) [English] =TLL + mrwayne=
[Inomoto Rikako] Naisho no Onnanoko
[Higashino Mikan] Kareshi ni Naisho de ❤ | Behind My Boyfriend's Back ❤ (COMIC Koh Vol. 3) [English] [sureok1]
(Reitaisai 3) [Tohonifun (Chado)] Yukari x Yuuka (Touhou Project)
(Kouroumu 6) [04U (Misasagi Task)] Anoko nya Naisho (Touhou Project)
(C91) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Kuso Bitch o Otosu ni wa [Chinese] [瑞树汉化组]
(Reitaisai 10) [Minarai Honpo (Minamoto Jin)] Yuukarin to Ashi Bakari? no Doujin (Touhou Project) [Chinese] [瓜皮汉化]
[TIES (Takei Ooki)] Mahou Shoujo no Naisho no Oshigoto (Puella Magi Madoka Magica)
Yuuka no Kahori
Joshikousei Kazami Yuuka Chikan Densha Higai
[Black_Sugar(Kari)] Touhou Futabusa ~ Yuuka Kazami ~ 3 (Touhou Project) [Digital]
[Morishima Kon] Naisho no Gohoushi (COMIC Tenma 2016-04) [English] [Kusojiji]
(C90) [ERROR404 (Nikaido Kai)] Naisho ni shite ne (Touken Ranbu)
[2B (MANA-KO)] Naisho no Haruna-chan (To LOVE-Ru) [Digital]
Yuukarin to no Amai Seikatsu
[Galaxy Monooki (Hanazuka Ryouji)] Yuukarin ga Seme Sasete Kureru Hon 2 (Touhou Project) [English] [B.E.C. Scans] [Digital]
(C86) [Drill Biyori (Meicha)] Kazami Yuuka no Himitsu (Touhou Project) [English] {doujins.com}
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] R
[Teruki Kuma] Naisho da yo
[LoveLess (Sawatari Yuuka)] Chiibits 2 (Chobits)
(COMIC1☆8) [TriaL3 (Various)] Naisho no Imouto Ecchi
(Reitaisai 11) [Makka TINTIN (Tori Nice Par)] Yuukarin wa Yarasete kureru (Touhou Project)
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Secret Nails | Naisho no Nail (Aikatsu!) [English] {/u/ scanlations}
(C88) [nothingfades (Amane Nekoko)] Naisho no Hajimete Kouhen (PriPara)
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
(brilliant days 3) [amuamu (Chimu)] Bokura no Naisho no (Ensemble Stars!)
Yuukarin Yume Mousou
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
(CINDERELLA FESTIV@L) [Aozora Shoujo (Shirane Taito)] Naisho no Gao Gao Ecchi (THE IDOLM@STER CINDERELLA GIRLS)
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen
(SC15) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 2 Ashita Biyori
(C90) [Mama ni wa Naisho (Plasma Beach)] Kinniku Bokujou (THE IDOLM@STER)
[Mama ni wa Naisho (Plasma Beach)] Luscious Beef Cake PLATINUM (Tekken)
(C93) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Dice DE GBNS to Sukebe Suru Hon. (THE IDOLM@STER CINDERELLA GIRLS)
(C85) [Pucchu (Echigawa Ryuuka)] Konoha no Bitch-chan! (Naruto) [Chinese] [黑条汉化]
(Shuuki Reitaisai 4) [Nacchuushou (Amazon)] Taimanin Yuuka (Touhou Project)
Naisho no Futarikiri {/u/ scanlations}
(C85) [Yadokani Daikaiten (Kawamoto Yutsuki)] Naisho no Ecchi (Ro-Kyu-Bu!)
(C87) [Kacchuu Musume (Hiyoshi Hana)] Onee-sama ni wa Naisho (Ikusame Mika) (Kantai Collection -KanColle-) [English] [UCW]
Toron no Naisho (Tron's Secret) (Megaman)
[R-Deco (Yusa)] Youjo Senpai niwa Naisho! (Aikatsu!) [Digital]
(C72) [SimaSima System (Nagisawa You)] Naisho no Hokentaiiku (Cardcaptor Sakura)
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! (Kantai Collection -KanColle-)
(C91) [Musashi-dou (Musashino Sekai)] Maid Fuku Futanari Yuukarin Bon (Touhou Project)
(C89) [Pucchu (Echigawa Ryuuka)] Konoha no Secret Service 2 (Naruto) [English] {doujins.com}
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei 02 [English] =Krizalid= [Digital]
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen [Chinese] [脸肿汉化组]
(C88) [MAPLER (Maple)] Tomodachi ni mo Naisho no Koto [Chinese] [嗶咔嗶咔漢化組]
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-7
Shitagi Yuuka-san no Seikyouiku
Kare ni Naisho no Saimin Bitch Part 2 Rina-chan no Bitch Debut Shojo Soushitsu Hen
(SC5) [Studio Wallaby (Deep Purple '72, Kura Oh)] Doris no Naisho (D4 Princess)
(C83) [Rocket Chousashitsu (Koza)] Yuukarin ChuChu 3 - Dokidoki Date to Sekkyou Sennin Hen (Touhou Project)
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai)
Yuukarin ga Ijimete kureru Hon
(C77) [Zi, 66 no Oka (Mutsuki Ginji, Mu Mu Munou)] Naisho no Zange Shitsu 1 (Kannagi)
(C94) [Kaiteinnu (Rajunnu)] Mary ni wa Naisho desu! (Fate/Grand Order)
Yuukarin ga Seme Sasete Kureru Hon 3
(C62) [Barbaroi no Sato (Ryuuka Ryou)] Hadashi no VAMPIRE 6 (Vampire Princess Miyu)
[ISOTONIX (Nixinamo:Lens)] Natsuki As You Like Naisho no Ura-Video
(COMIC1)[Alpha to Yukaina Nakamatachi] Naisho no Oshioki (Quiz Magic Academy)
[Ponsuke] Naisho no Kaihou | Secret Nursing (COMIC LO 2017-12) [English] [dame ningen]
(SC49) [Baka to Hasami (Tsukai You)] Naisho no Tsuboeri Himitsu no Itsuki (Heart Catch Precure!)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian Ch. 1-5 [Chinese]
[Studio Wallaby] Dejiko no Naisho-nyo (Digi Charat)
(C90) [Ryuukakusan Nodoame (Various)] Zettai ni Sokuochi 2-koma nante Shinai! (THE IDOLM@STER CINDERELLA GIRLS)
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae [English] [Fated Circle]
(Reitaisai 11) [RedBullian Oukoku (sigmarion)] Kazami Yuuka's Penis Blossom Garden (Touhou Project)
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shuuchi Hoshuu [Digital]
(C86) [Go-Go-Merry-Go-Round (Kasai Ema)] Naisho no Natsuyasumi. (Neon Genesis Evangelion) [English] [CGrascal]
[Mita Kurumi] Naisho no Photograph (COMIC ANGEL Club 2010-09)
Touhou Futabusa ~ Yuuka Kazami
Naisho! Secret
[XX-ya tte koto wa Naisho da. (Naisho da.)] Doremi-sama Doremi-sama Doremi-sama (Ojamajo Doremi)
(SC49) [Baka to Hasami (Tsukai You)] Naisho no Tsuboeri Himitsu no Itsuki (Heart Catch Precure!)
(C60) [Meiji Chimera (Chibita, Fujiwara Yuuka)] Genkai LOVEDESTINY!! (Yu-Gi-Oh!)
Kazami Yuuka ni Shiboraretai!
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Boku ga Shihai Suru Senpai [English] [mysterymeat3] [Digital]
(J.GARDEN 31) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Sore Made to Korekara
(COMIC1☆14) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Tsumugi Make Heroine Move!! (Princess Connect! Re:Dive)
[Morishima Kon] Naisho no Gohoushi (Oneshota Dish) [English] [Kusojiji] [Digital]
(SC53) [Penetrate (Reiha)] Yuuka H Taiyou no Hata Nite (Touhou Project)
[Studio Wallaby (Various)] Tron no Naisho (Mega Man Legends)
(Reitaisai 10) [1787 (Macaroni and Cheese)] Kazami Yuuka ga Shounen o Gyaku Re Suru Hanashi | The Tale of Yuuka Kazami's Reverse Rape of a Young Boy (Touhou Project) [English] =LWB=
[Kawamura Tsukasa] Naisho ni Shitai Juu no Monogatari [Digital]
[Agata] Naisho no Kakurenbo | Hide And Seek With Friend's Mom (COMIC Megamilk Vol. 18) [English] [vaasi] [Decensored]
Jiiji ni wa Naisho ni Shite ne
Kareshi ni Naisho de3 Seisettai...Saseraremasita.
(Shotaket 11) [Studio Rakkyou (Various)] Tsubasa x4 no Naisho (Naisho no Yorimichi) [English]
(C88) [Nachtzug (eko)] Ofuro de Naisho (Kantai Collection -KanColle-)
(C96) [Kuusou Kyuuka (Mikoto Kei)] Mob Boukensha to Tanoshii Kouryuu o Shite Mita Ken | Fun Interactions with Mob Adventurers (Tensei Shitara Slime datta Ken) [English] [UncontrolSwitch]Colored
(C81) [Monaka Udon (Monikano)] Kazami Yuuka Kyousei Zecchou Souchi (Touhou Project) [English] [desudesu]
(C83) [Fatboy (Various)] Kazami Yuuka Gyaku Rape Goudou Fuckin' Beautiful Tera Bitch (Touhou Project)
(C81) [1787 (Macaroni and Cheese)] Yuukarin Nemukan (Touhou Project)
Naisho de! Twins
[TTSY] Otonari-san no Naisho na Enkou Seikatsu
(Shota Scratch 25) [Yabure Kabure (Agemon)] Ogibo-san niwa Naisho desu. (Fullmetal Alchemist) [English] {Shotachan}
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Osananajimi to Sailor Fuku [English] [Digital]
(Waga Te ni Hikigane o 10) [Kuusou Kyuuka (Mikoto Kei)] Yuuma wa Precure! (World Trigger)
[Nekomaru Rentarou] Naisho no Jugyou (U-148 cm.) [Chinese] [我是肛♂蛋!不是 融⚥合!] [Digital]
(C91) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Fuyuyasumi no Toode Hen
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- | It's a Secret! 2 [English]
Kazami Yuuka on the Wire Trap
(C85) [Pucchu (Echigawa Ryuuka)] Konoha no Bitch-chan! | Konoha's Bitches! (Naruto) [English] {doujin-moe.us}
[blue killer (Doku Denpa)] Naisho no Yodare Sex [Digital]
(C94) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 2 (Love Live! Sunshine!!)
(SUPER23) [Strawberry (Ichigo)] Tousan ni wa Naisho ni Shitete (Shingeki no Kyojin)
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2 [English]
[kedamono (Tori Hrami)] Naisho no Undoukai [English] {Shotachan} [Digital]
[Vitamin Gohan (Hasegawa Keita)] Naisho no Sakuya-san (Touhou Project) [Digital]
[Henreader] Naisho no Date Plan (COMIC X-EROS #37) [Chinese] [無邪気漢化組]
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
(C82) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shikotama!