(SUPER24) [Rolling box (Kanaru Tabito, Shiina Akira)] Kyosuke ni wa Naisho (THE IDOLM@STER SideM)
(C59) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 01
[MARUTA] Boku to Kanojo no Hikakuteki Naisho no Nichijou (Complete)
[Loveless (Sawatari Yuuka)] Shiroi Natsu (Air, Kanon)
[Shunjou Shuusuke] Naisho no Jouji | Secret Affair (Osaekirenai kono Kimochi) [English] {doujin-moe.us}
(IDOL STAR FESTIV@L 02) [Ryuukakusan Nodoame (Gokubuto Mayuge)] Tachibana Arisu no Image Video Taikenki (THE IDOLM@STER CINDERELLA GIRLS)
(C92) [Ryuukakusan Nodoame (Various)] Sokuochi 2-koma Goudou Sono 2 "Zettai ni Sokuochi 2-koma nante Itashimasen" (THE IDOLM@STER CINDERELLA GIRLS)
Ririn-san no Naisho no Kao to Daiji na Oheya
(SUPERKansai22) [Pucchu (Echigawa Ryuuka)] NaruSaku Gaiden 2 (Naruto) [English] {doujins.com}
[774] Naisho no Hentai Sex
(C80) [Avion Village (Johnny)] Shigyaku Gensoukyou -Kazami Yuuka- (Touhou Project)
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [Decensored]
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project) [English] [desudesu]
(C79) [Barbaroi no Sato (Ryuuka Ryou)] Minea Senka (Dragon Quest IV)
[Ichiko] Naisho no Naka - The Secret Forest (COMIC Kairakuten Beast 2016-12) [Chinese] [绅士仓库汉化]
Kazami Yuuka ga Shiranai Uchi ni Ecchi na Massage o Sarechau Hon
(C90) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Umi no Iedex [Chinese] [偷偷看著海邊亂交趴後在太平洋上射了殘渣翻譯]
[Watanabe Wataru] Naisho ni Shite ne | Make it secret (English)
[Nyuu] Koushuu Benjo Atsukai o Ukehajimeta Yuuka-san (Touhou Project)
Touhou Futabusa ~ Yuuka Kazami
(HaruCC20) [Mikazuki Shokudou (Kurosawa Ayuki)] Aniki ni wa Naisho da yo? (Daiya no Ace)
[Chocorabies] Paradora Yuukarin (Touhou)
(C79) [BlueMage (Aoi Manabu)] Present wa Yuukarin (Touhou Project) [Chinese] [黑条汉化]
[Lightcoral (Tomi)] Naisho no Oyuugi Kai [Digital]
(Puniket 12) [Soul Magic (Sudoo Kaoru)] Suki suki Aiko-chan Mayonaka no naisho (Ojamajo Doremi)
Hontou wa S-i Kazami Yuuka
[Coffee Maker (Asamine Tel)] Naisho desu yo (Fate/Grand Order) [Chinese] [胸垫汉化组] [Digital]
[Leafy] Mama ni Naisho no Hatsujouki | 對媽媽保密的發情期 [Chinese] [渣橙子個人單行本漢化]
(Waga Te ni Hikigane o 13) [Kuusou Kyuuka (Mikoto Kei)] Trion Hokyuu System Jikken Kiroku (World Trigger)
[Koneko Gumi, Shounen Marionette (Poron, Kuonji Shutaka, Namao)] Naisho no Otogibanashi [English] {Shotachan}
(Osaka Daienkai! 3) [Pucchu (Echigawa Ryuuka)] Koijikara Kazaguruma (One Piece)
[TIES (Takei Ooki)] Mahou Shoujo no Naisho no Oshigoto (Puella Magi Madoka Magica)
Futari to Shota no Naisho Graffiti
Bokura no Naisho no
(SC15) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 2 Ashita Biyori
Yuukarin to Mujintou
Yuukarin ga Ijimetekureru Hon
[Mama ni wa Naisho (Plasma Beach)] Hihou Caligulation (Bakemonogatari)
[Boss Chin (Esecool)] Naisho no Ota x Bitch (COMIC Shingeki 2012-10)
(C93) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 6 - Dekichatta Hen
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3
(Kouroumu 7) [Ashima Sandou (Ashima Takumi)] Yuuka Ijiri (Touhou Project)
[Hiyashi Asia (Agurecchi)] Lunasa Onee-chan no Naisho no Bansoukai (Touhou Project) [Digital]
(Osaka Daienkai! 3) [Pucchu (Echigawa Ryuuka)] Koijikara Kazaguruma (One Piece) [English] [biribiri]
Yuuka Minkan
Shimizudani Ryuuka no Mijikai Ero Manga
(COMIC1☆4) [Human High-Light Film (Shiosaba!)] Naisho no Makinami (Rebuild of Evangelion) [English]
[Koari] Naisho no Hokenshitsu (Seifuku Musou Houkago Tokubetsu Koushuu Hen) [Decensored]
[ORANGE HIP (Sabu otoko)] Kawaii wa Naisho (Dragon Quest XI)
[Ijou Nouryoku Kenkyuukaihatsu Kikou (Various)] Inousha Shoujo Kesson Goudou [Digital]
(C87) [Moon Wort (Sougetsu Nonono)] Onegaishimasu Yuukarin | Please, Yuukarin! (Touhou Project) [English] [Yuuka Lover]
[LoveLess (Sawatari Yuuka)] Chiibits 2 (Chobits)
[Fuusen Club] Okaa-san wa DeliHeal-jou ~Musuko no Doukyuusei to Naisho de Tanetsuke SEX~ [Digital]
(COMIC1☆6) [Mama ni wa Naisho (Purukogi Beach)] Tetsu Momo MANEATER (Tekken)
(C90) [Supurabi (Haruharu Haruto)] Futari de Naisho no Ohanashi (Granblue Fantasy)
(COMIC1☆6) [N2jirai (Nimu)] Tsukihi-chan ni wa Naisho de (Nisemonogatari)
Yuukarin Nemukan | 유카링 수면간
[Egawa Hiromi] Naisho ni Shitene - Please keep secret
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS)
Naisho Banashi Vol. 1-2
[Hasemi box (Hasemi Ryo)] Futari to Shota no Naisho Graffiti (Koufuku Graffiti)
[Koppe] Koboreru Naisho (COMIC Kairakuten BEAST 2015-11) [Chinese] [绅士仓库汉化]
(C91) [Anmitsu Ryokan (Yoru Yoru)] Naisho dakara ne (Sengoku Collection)
(Reitaisai 9) [Rocket Chousashitsu (Koza)] Yuukarin ChuChu (Touhou Project)
[Yuukari no Ki] Ero Bio 2 ~Seishoku Honnou~ (Resident Evil) [English] [desudesu]
[Konohana] Naisho no Jikan | Secret Times (COMIC Megastore 2009-04) [English] [Hentai from Hell]
[MIRAGE CAT (Suika Soda)] Naisho Banashi Vol. 1-2 (Gintama) [Digital]
(C88) [brilliant thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex
(C86) [Go-Go-Merry-Go-Round (Kasai Ema)] Naisho no Natsuyasumi. (Neon Genesis Evangelion)
(Reitaisai 10) [TriflingBook (Hazuki Yuu)] Yuuka-san to Sugosu Nichijou 2 (Touhou Project)
(Reitaisai 8) [Snack Yoshie (Sawa)] Gottsuan desu Yuuka-san. (Touhou Project)
[Sasahara Yuuki] Naisho no Happyoukai. - A Secret Recital [Digital]
(Futaket 12) [datsuryoku kenkyuukai (Kanbayashi Takaki)] Futanari Joshi to Gyaku Anal Gakkou Seikatsu [English] [Sn0wCrack]
Touhou Futabusa ~Kazami Yuuka~ 3
[Galaxy Monooki (Hanaduka Ryouji)] Yuukarin ga Seme Sasete Kureru Hon 3 (Touhou Project)
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Ore wa Kawaii Onnanoko? [Digital]
The Tale of Yuuka Kazami's Reverse Rape of a Young Boy
(C82) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shikotama!