[Konohana] Naisho no Jikan | Secret Times (COMIC Megastore 2009-04) [English] [Hentai from Hell]
(2021-03 Akihabara Chou Doujinsai) [Popochichi (Yahiro Pochi)] Rental Kanojo Osawari Shimasu 04 (Kanojo, Okarishimasu) [English]
[Usi] Otto ni Naisho de Ajimi Shite 1
[Koari] Naisho no Hokenshitsu (Seifuku Musou Houkago Tokubetsu Koushuu Hen) [Decensored]
[Arino Hiroshi] Boku no Kanojo ga Fuzaichuu ni, Kanojo no Shinyuu no AV Joyuu to Hamemakutta Hibi no Danpen Ch. 1-7 [Chinese] [裸單騎漢化]
Omote to Ura no Himitsu to Naisho
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! - Youmu's Secret (Touhou Project) [English]
(Kouroumu 6) [04U (Misasagi Task)] Anoko nya Naisho (Touhou Project)
[Babymaker (Beco)] Naisho no Kozukuri [English] [MintVoid]
[GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? | Don't Tell Dad OK! (Brave Beats) [English] [Digital]
2D Comic Magazine NTR Les Kanojo ga Kanojo o Netottara Vol. 1 Ch. 4
(C91) [CHARAN PORAN (Nekono Matatabi)] Naisho no Rehearsal (THE IDOLM@STER CINDERELLA GIRLS)
[Horihone Saizou] Naisho-Yoo
(C62) [Studio Wallaby (Deep Purple '72)] Naisho no Azumanga (Azumanga Daioh)
[MARUTA] Yuri Suki Kanojo wa Yuri Kanojo ga Dekinai Ch.1-3
(Ugetsusai) [Schwester (Inasaki Shirau)] Naisho no Reisen (Touhou Project)
[MIKARIN] Okaasan ni Naisho
Chika-chan ni mo Naisho no Himitsu
Atarashii Haha wa Russia-jin!? Oyaji ni Naisho de Niizuma Netori!
(SC36) [Lezmoe! (Oyu no Kaori)] Zettai Naisho! Himitsu no Otomari nano (Mahou Shoujo Lyrical Nanoha StrikerS)
Kanojo ni Naisho de | Secret From Her
[Shunjou Shuusuke] Naisho no Jouji | Secret Affair (Osaekirenai kono Kimochi) [English] {doujin-moe.us}
(C91) [milkberry (Kisaragi Miyu)] Houkago no Naisho
Toron no Naisho (Tron's Secret) (Megaman)
Naisho no Kagai Jugyou Nyuumonhen
Kanojo ga Fuzai no Aida, Kanojo no Shinyuu to Shirokujichuu, Nakadashi shimashita.
[kedamono (Tori Hrami)] Naisho no Undoukai Second Season [Colorized] [Digital]
[ARI] Naisho No Hokenshitsu (COMIC Penguin Celeb 2015-03) [Chinese] [上古勤受荣誉呈献]
[Itou Nanami] Naisho no Houkago (COMIC Potpourri Club 2014-07) [Chinese] [黑条汉化]
(C82) [Cocotto (Mizusawa Mimori)] Naisho no xx dake Hon
Kareshi ni Naisho de 4 Aijin... Nacchaimashita.
(C72) [MURDERHOUSE (Workaholic)] Boku to Mama no Naisho (Keroro Gunsou)
(Shota Scratch 31) [Koneko no Marionette (Kuonji Shutaka, Poron, Namao)] Naisho no Otogibanashi 2 [English] {Shotachan}
(SC46) [Nounai Kanojo (Kishiri Toworu)] Hakugyokurou to Youmu to Arbeit | Part Time Job with Youmu at Hakugyokurou (Touhou Project) [English] [UMAD]
[Yuzuki N Dash] Kanojo no Himitsu to Himitsu no Kanojo case.2 | Girlfriend's Secret, Secret Girlfriend - Case 2 (Futanarikko Lovers 3) [English] [Iris Caldor]
Otona ni Naisho no Warui Koto
(C95) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Ippai Kiss o Shite Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
[Yadokugaeru, Shinsei Lolishota (Yadokugaeru, kozi)] Kyuudou Danshi x Mesu Ochi Choukyou Senpai ni Naisho de Kanojo Tsukuttara Seisai Rape saremashita [Chinese] [千帝灯汉化] [Digital]
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
(C71) [Pyonpyororin (Akoko.)] Ano... Naisho ni shite kudasai ne? (Suzumiya Haruhi no Yuuutsu)
(C58) [Keumaya (Keuma)] Sensou Ronteki Kanojo (Saishuu Heiki Kanojo [Saikano])
(C88) [Kakitsubata no Yashiro (Kakitsubata Kanae)] Kanojo ga Boku no Kanojo nara. (Oshiete! Galko-chan)
[Higashino Mikan] Kareshi ni Naisho de ❤ | Behind My Boyfriend's Back ❤ (COMIC Koh Vol. 3) [English] [sureok1]
[Nounai Kanojo (Kishiri Toworu)] Eientei de Usagi Gari ~Jougen~ (Touhou Project) [English] [UMAD]
(C89) [Coopy (Yomogi)] Chino-chan to Naisho no Obenkyou (Gochuumon wa Usagi desu ka?)
Kyuukyoku Heiki Kanojo - Ultimate Weapon Kanojo
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3
Boku no Kanojo ga Fuzaichuu ni, Kanojo no Shinyuu no AV Joyuu to Hamemakutta Hibi no Danpen Ch. 1-4
(CiNDERELLA ☆ STAGE 6 STEP) [Rokata Aruki (Akino Komichi)] Naisho no Ohanashi o (THE IDOLM@STER CINDERELLA GIRLS)
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
(C68) [First Aid (Kagura Sakana)] Naisho no Satoko (Higurashi no Naku Koro ni)
(C88) [Nachtzug (eko)] Ofuro de Naisho (Kantai Collection -KanColle-) [Chinese] [哲学狗汉化组]
Mama ni Naisho Mama to Naisho
(C83) [Nounai Kanojo (Kishiri Toworu)] Kyouko to Itoshi no Bakayarou | Kyouko and Her Beloved Idiot (Puella Magi Madoka Magica) [English] {YQII}
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Naisho no Nail (Aikatsu!) [2nd Edition]
[Studio Wallaby (Various)] VITAMIN-B5 1/3 Ruri Ruri Naisho no Gakuen Nikki (Kidou Senkan Nadesico)
Naisho no Karada Kensa Ch.2
(CCTokyo132) [Kitei (Naoki)] Naisho Banashi (Kuroko no Basuke) [English]
Boku to Kanojo no Hikakuteki Naisho no Nichijou Chapter 2
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Digital]
[Inomoto Rikako] Naisho no Onnanoko
(SUPER23) [Strawberry (Ichigo)] Tousan ni wa Naisho ni Shitete (Shingeki no Kyojin)
Senpai ni wa Naisho ssu yo | 선배에겐 비밀임다