(C67) [Anekono-Techo (Koume Keito)] Marimite no Naisho (Maria-sama ga Miteru)
(C92) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Umi de Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
(C89) [Yuukanchi (Cosmic)] Omutsu no Shoukaku-san ni Zuikaku-chan Muramura shichau Hon. | Zuikaku Gets Turned on by Shoukaku in Diapers. (Kantai Collection -KanColle-) [Chinese] [沒有漢化]
[Cigarette (Aisa)] Yuuka Oneesan to Wriggle-kun (Touhou Project) [Digital]
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]
[Oozora Kaiko (Kaiko)] Papa ni wa Naisho no Boshi no Fureai [Chinese] [某三人汉化组]
Onee-sama ni wa Naisho
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
[LoveLess (Sawatari Yuuka)] Chiibits 2 (Chobits)
Neteru Yuuka-san ni Itazura Suru Hon
Naisho no Jikan
(C91) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Kuso Bitch o Otosu ni wa [Chinese] [瑞树汉化组]
[ChildBox (Various)] Naisho no Asobi (Ojamajo Doremi)
(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}
[Sakamata Nerimono] Naisho no Ofuro Ya San | Secret Bathhouse-san (Digital Puni Pedo! Vol. 07) [English] [ninjastik]
(C68) [First Aid (Kagura Sakana)] Naisho no Satoko (Higurashi no Naku Koro ni)
(C80) [milkberry (Kisaragi Miyu)] Minna ni wa Naisho da yo (Puella Magi Madoka Magica)
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [English] [QB Translations] [Decensored]
(C86) [Team Twin Devils (Nelo Angelo)] Sarani Seiyoku o moteamashita Yuukarin no Asobi W (Touhou Project)
Atarashii Haha wa Russia-jin!? Oyaji ni Naisho de Niizuma Netori!
[Usi] Otto ni Naisho de Ajimi Shite 1
(C80) [Fatboy (Geneil)] Kazami Yuuka to Shizuka ni Kurashitai | I want to live quietly with Kazami Yuuka (Touhou Project) [English] =Team Vanilla=
(C93) [milkberry (Kisaragi Miyu)] Houkago no Naisho 2
(Puniket 37) [Kouya ni Sakebu Aitsu no Heya (Balpanther)] Naisho no Koukai Nisshi (High School Fleet)
(C95) [Haruiro Fudepen (Satsuki Suzuran)] Naisho no Junbishitsu (Senki Zesshou Symphogear)
(C91) [milkberry (Kisaragi Miyu)] Houkago no Naisho
(Waga Te ni Hikigane o 13) [Kuusou Kyuuka (Mikoto Kei)] Trion Hokyuu System Jikken Kiroku (World Trigger)
[Itou Nanami] Naisho no Houkago (COMIC Potpourri Club 2014-07) [Chinese] [黑条汉化]
(Reitaisai 3) [Tohonifun (Chado)] Yukari x Yuuka (Touhou Project)
(Reitaisai 11) [Makka TINTIN (Tori Nice Par)] Yuukarin wa Yarasete kureru (Touhou Project)
(C83) [Fatboy (Various)] Kazami Yuuka Gyaku Rape Goudou Fuckin' Beautiful Tera Bitch (Touhou Project)
Yuuka Uke
(C62) [Studio Wallaby (Deep Purple '72)] Naisho no Azumanga (Azumanga Daioh)
(C58) [Studio Wallaby (Fuu)] Reiko no Naisho! (Comic Party)
(Puniket 23) [Suitekiya (Suitekiya Yuumin)] Naisho no HONya-san (Watashi no Ouchi wa HONya-san)
(C82) [Snack Yoshie (Sawa)] Minmin Yuuka (Touhou Project)
Senpai ni wa Naisho ssu yo | 선배에겐 비밀임다
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2 [English]
Yuuka no Kahori
(Reitaisai 8) [Deastim (Unadon)] Yuukarin to Iikoto Shitai!! (Touhou Project)
Yuukabote!
(SC2017 Summer) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Kigakubuin-tachi to Meccha Sex suru Hon (RaraMagi Honyarara Magic)
[774] Naisho no Hentai Sex
(Reitaisai 6) [Yuki Kagerou (KANZUME)] Era-soda ne! Yukarin! | High and Mighty! Yuukarin! (Touhou Project) [English]
(C94) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Tensai Shoujo to Tensai ja Nakatta Hito (THE IDOLM@STER CINDERELLA GIRLS)
[Boss Chin (Esecool)] Naisho no Ota x Bitch (COMIC Shingeki 2012-10)
(C90) [Kaminari-neko (Eitarou)] Miho to Anzu no Naisho no Himegoto (Girls und Panzer)
(C78) [Human High-light Film (Shiosaba!)] Naisho no Asuka (Neon Genesis Evangelion)
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
(Shuuki Reitaisai 3) [Tamakuraya (Kitaohji Guranosuke)] Yarasete yo Yuuka-san (Touhou Project)
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya (COMIC HOTMILK 2018-07) [Chinese] [無邪気漢化組] [Digital]
(COMIC1☆4) [TRIP SPIDER (niwacho)] Naisho no Omamagoto (Fate/Hollow Ataraxia) [English] [desudesu]
(COMIC1☆7) [Bakunyu Fullnerson (Kokuriu)] Naisho no Oshigoto (Bakemonogatari) [Chinese] [黑条汉化]
[Coffee Maker (Asamine Tel)] Naisho desu yo (Fate/Grand Order) [Digital]
Hontou wa S-i Kazami Yuuka
(C88) [Crybaby Method (Hissui)] Kawaii Kawaii Lulu-chan no Choppiri H de Naisho na Himitsu (League of Legends)
Naisho no Nail
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! - Youmu's Secret (Touhou Project) [English]
Mifune-san to Producer ga Otsukiai Shihajimete Naisho no
[Koneko Gumi, Shounen Marionette (Poron, Kuonji Shutaka, Namao)] Naisho no Otogibanashi [English] {Shotachan}
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-11
[Maruta] Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 1 (English)
[SeriharaZ] Campus x Foot
(Sougetsusai 05) [Naisho No Usagi Koya (Tawawaringo)] Jaku Usagi Monogatari
(C87) [Pucchu (Echigawa Ryuuka)] Konoha no Secret Service (NARUTO)
(C94) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 2 (Love Live! Sunshine!!)
[ARI] Naisho No Hokenshitsu (COMIC Penguin Celeb 2015-03) [Chinese] [上古勤受荣誉呈献]
Yuukarin Nemukan | 유카링 수면간
(CCTokyo132) [Kitei (Naoki)] Naisho Banashi (Kuroko no Basuke)
(Reitaisai 9) [Hakuginmokusei (Poshi)] Yuuka Poisoning (Touhou Project)
[Misao.] Minamo no Naisho | Minamo's Secret (Hajimete Janai yo?) [English] [Rin]
(C76) [Barbaroi no Sato (Ryuuka Ryou)] Inmu - yami ni nureru yoru - (Vampire Princess Miyu)
Naisho no Ohime-sama | The Princess' Secret
Taimanin na Kazami Yuuka-san
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei 02 [Digital]
Yuukarin ga Seme Sasete Kureru Hon 3
Kazami Yuuka ga Shiranai Uchi ni Ecchi na Massage o Sarechau Hon
[MaSBeYaAKT (MaSBe Akyto)] Petanko Ryou-chin ~Minna ni Naisho no Otoko no Ko Idol RYO-chan no Aruhi no Ohanashi (THE IDOLM@STER)
(C86) [Drill Biyori (Meicha)] Kazami Yuuka no Himitsu (Touhou Project)
Motto Shitai Joshidaisei ga Kare ni Naisho no Kankei ni Hamacchau Ohanashi
[Anthology] MoeStar BEAST Vol.3 [Digital]
(COMIC1☆10) [Death Para (Tamaki Kurou)] Kitakami-san to Naisho no Naisho (Kantai Collection -KanColle-)
(C87) [Evening Breeze~ (He)] Yuuka-san to Dekinai yo!? (Touhou Project)
[Junai Meringue-don (Kijima Hyougo)] Saisho no, Naisho no. + Natsu no Kedamono (Haikyuu!!)
[Kanzaki Shirou] Yume no Kuni no Naisho Banashi
[Morishima Kon] Naisho no Gohoushi + Bangaihen (Oneshota Dish) [English] {Hennojin}
[Yuukari no Ki] Ero Bio 3 - Shin Taiin o Osou Zombie (Resident Evil)【魔劍个人汉化】
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3
Chika-chan ni mo Naisho no Himitsu
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama (Dragon Quest XI)
[Sirotateto] Naisho no Orusuban [Digital]
[Sakura Puchilo] Naisho no Hokenshitsu (Otokonoko Heaven's Door 1) [Chinese] [瑞树汉化]
Joshikousei Kazami Yuuka Chikan Densha Higai
(Futaket 12) [datsuryoku kenkyuukai (Kanbayashi Takaki)] Futanari Joshi to Gyaku Anal Gakkou Seikatsu [English] [Sn0wCrack]
Naisho na Shinomiya-san
(C82) [Natsu no Umi (Natsumi Akira)] Mama ni wa Naisho no XXX (Smile PreCure!)
[Vitamin Gohan (Hasegawa Keita)] Naisho no Sakuya-san (Touhou Project) [Digital]
(C94) [Kaiteinnu (Rajunnu)] Mary ni wa Naisho desu! (Fate/Grand Order)
Yuukabote! | ゆうかボテ!
(J.GARDEN 31) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Soremade to Korekara | Until Then and from Now On [English] [alparslan]
(C91) [Fujiya (Nectar)] Naisho na Shinomiya-san | The Secretive Shinomiya-san [English] {Hennojin}
(GBW6) [Pucchu (Echigawa Ryuuka)] Ya~reyare daze | Ya~re Yare Daze (Jojo's Bizarre Adventure) [English] {Doujins.com}
(Yarinsai 3) [Mousouzoku no Soukutsu (Various)] Yuuka Kuro Shitagi Goudoushi Kuro Himawari Chuui Keihou (Touhou Project)
(J.GARDEN 31) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Sore Made to Korekara
(C76) [Human High-Light Film (Shiosaba)] Naisho no Honey 2 (Cutey Honey)
(C85) [furuike (Sumiya)] Off no Kongou to Naisho no Ohanashi (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[Oozora Kaiko] Papa ni wa Naisho no Boshi no Fureai
Kanojo ni Naisho de
(C90) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Onsen Ryokan de Harem Square (THE IDOLM@STER CINDERELLA GIRLS)
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
(C63) [Barbaroi no Sato (Ryuuka Ryou)] Hadashi no VAMPIRE 7 (Vampire Princess Miyu)
(C83) [Kaibidou (Hyakkei)] Colored Yuukarin (Touhou Project)
(SC53) [Penetrate (Reiha)] Yuuka H Taiyou no Hata Nite (Touhou Project) [English] [desudesu]
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Ase to Namida to Ketsubat [Digital]
(C81) [Yuki Kagerou (KANZUME)] Kazami Yuuka no Shigyaku Tetsugaku (Touhou Project)
(Puniket 11) [England Peach (Eikokukan Momoha)] Hajimete no Okaasan to Naisho (Ojamajo Doremi)
Yuuka Minkan
Naisho! Secret