(C91) [Fujiya (Nectar)] Naisho na Shinomiya-san | The Secretive Shinomiya-san [English] {Hennojin}
(C85) [Nipopo Crisis (Genka Ichien)] Tanoshii Koto o Naisho ni Shiyou. Yousumi Ban (Various)
Shujin ni wa Naisho
Naisho no Sakuya-san
[TIES (Takei Ooki)] Mahou Shoujo no Naisho no Oshigoto (Puella Magi Madoka Magica)
[Q] Kagai Lesson | Extracurricular Torture [Lesson] (Fujouri na Nyotai Kousoku) [English] [Risette] [Digital]
(Kouroumu 6) [04U (Misasagi Task)] Anoko nya Naisho (Touhou Project)
[Ookami Uo] Yuutousei | The Honor Student ([Ryuushutsu] JSJC Naisho no Jian) [English]
(C72) [C@T Slash (Kahama Youko)] Naisho no Jikan (Kodomo no Jikan)
[Root 12-hedron (Landolt Tamaki)] Zutto Naisho ni Shiteta kedo, Jitsu wa Watashi, Haeteru no. | I've always kept this a secret, but the truth is, I have one [English] [UsagiTrans] [Digital]
Kareshi ni Naisho de 2 Nama Rankou...Shichaimashita. | Keep This A Secret From My Boyfriend 2 - I Had... Raw Group Sex
(C71) [Ohtado (Oota Takeshi)] Naisho da yo! Mahou no Club Katsudou (Sasami Magical Girls Club)
Alice no Naisho | Alice's Secret
Kare ni wa Naisho no Watashi no Himitsu
Otona ni Naisho no Warui Koto
Naisho no Yodare Sex
Naisho no Murikuri
(SC32) [Tololinco (Tololi)] Markl to Sophie no Naisho no Ohanashi | Secret Story of Markl and Sophie (Howl's Moving Castle) [English] [Fated Circle]
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-9
[Fireball Products] Seki Sensei No Kagai Jisshuu
[Babymaker (Beco)] Naisho no Kozukuri
(C93) [The Seventh Sign (Kagura Yuuto)] Rean Kyoukan no Tokubetsu Kagai Jugyou (The Legend of Heroes: Trails of Cold Steel)
[Konohana] Naisho no Jikan | Secret Times (COMIC Megastore 2009-04) [English] [Hentai from Hell]
Rika Sensei no Kagai Jugyou
(Houraigekisen! Yo-i! 14Senme) [Testa Kitchen (Testa)] Onee-sama-tachi ni wa Naisho! (Kantai Collection -KanColle-)
Naisho no Kojin Shidou Shinkyuu Hen
[Sirotateto] Naisho no Orusuban [Digital]
(C89) [Tatsumaki Koutei (Takei Tsukasa)] Lecia no Naisho Naisho no Chitsujo (Granblue Fantasy)
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-7
(C90) [Raijinkai (Haruki Genia)] Naisho no Kagai Jugyou (NEW HORIZON)
Chichiue ni wa Naisho... Zora! | Don`t Tell My FATHER
(HaruCC19) [Harench-noon (Inao Maasa)] Naisho Na Karada (DRAMAtical Murder)
[Rakko] Papa ni wa Naisho! | Keep It A Secret From Daddy! (Murikuri) [English] [desudesu]
(C90) [Kaminari-neko (Eitarou)] Miho to Anzu no Naisho no Himegoto (Girls und Panzer) [Chinese] [一匙咖啡豆汉化组]
Kouu-sama ni wa Naisho
[Ichiko] Naisho no Naka - The Secret Forest (COMIC Kairakuten Beast 2016-12) [Chinese] [绅士仓库汉化]
Sense to Naisho no Obenkyou | A Secret Study with Sensei
Chika-chan ni mo Naisho no Himitsu
(C91) [Kitsune (Tachikawa Negoro)] Jiiji ni wa Naisho ni Shite ne (Final Fantasy XV)
(COMIC1☆5) [Shimoyakedou (Ouma Tokiichi)] Naisho no Mahou (Puella Magi Madoka Magica)
Anoko ni Naisho no Uchiawase
(C90) [Kaminari-neko (Eitarou)] Miho to Anzu no Naisho no Himegoto (Girls und Panzer) [English] [/u/ scanlations]
Kobato no Naisho
[Dynamite moca] Naisho no Ecchi Gokko Ch. 1-2 [Digital]
[NIGHT FUCKERS (Mitsugi)] Nanao no Naisho [Digital]
Onna Kishi no Kagai Katsudou
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! (Touhou Project)
Oya ni Naisho no Iedex 6 - Dekichatta Hen
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai) [Decensored]
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya | Ririn-san's Secret Expression and Her Precious Room (COMIC HOTMILK 2018-07) [English] [Stupid Beast] [Digital]
[774] Naisho no Hentai Sex
(C77) [Zi, 66 no Oka (Mutsuki Ginji, Mu Mu Munou)] Naisho no Zange Shitsu 1 (Kannagi)
(C93) [Zabuton Makura (Nakai)] Anoko ni Naisho no Uchiawase (THE IDOLM@STER CINDERELLA GIRLS) [English]
[Aichi Shiho] Okaa-san ni wa Naisho (Otokonoko HEAVEN Vol. 25 DMM Tokubetsu Ban) [Chinese] [瑞树汉化组] [Digital]
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari-
Tsukihi-chan ni wa Naisho de | Keeping Secrets from Tsukihi-chan
Onii-chan to Naisho no Oshiri Lesson
Naisho no Ohime-sama
Kare ni Naisho no Saimin Bitch Part 2 Rina-chan no Bitch Debut Shojo Soushitsu Hen
(Sabaki no Niwa 21) [Ko9konnan (mov)] Naisho no Shimatsusho | 秘密的检讨书 (Gyakuten Saiban) [Chinese] [黑夜汉化组]
[Usi] Otto ni Naisho de Ajimi Shite 1
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! - Youmu's Secret (Touhou Project) [English]
[Syuuen] Kagai Jugyou
(Shota Scratch 25) [Yabure Kabure (Agemon)] Ogibo-san niwa Naisho desu. (Fullmetal Alchemist)
[Leafy] Mama ni Naisho no Hatsujouki
(Shotaket 11) [Studio Rakkyou (Various)] Tsubasa x4 no Naisho (Naisho no Yorimichi) [English]
(C90) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Umi no Iedex
(C93) [Zabuton Makura (Nakai)] Anoko ni Naisho no Uchiawase (THE IDOLM@STER CINDERELLA GIRLS)
(Sennen Battle Phase 23) [Ushiromuki Zenryoku Shissou (Osame)] Ore-tachi Futari no Naisho-goto! (Yu-Gi-Oh! VRAINS)
(C82) [THE FLYERS (Naruse Mamoru)] Ako-chan to Naisho no XX + plus (Saki Achiga-hen)
Shiroki senkō howaitopansā ~ haiboku kagai jugyō ~
[Nico Pun Nise] Tenshi no Kagai Jugyou [English] [Brolen]
[Pavington (Takahara Sea-Gull, Marukido Sado)] Narashite Naisho no Concerto
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [Chinese] [黑夜汉化组] [Digital]
(C56) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou
(SC36) [Lezmoe! (Oyu no Kaori)] Zettai Naisho! Himitsu no Otomari nano (Mahou Shoujo Lyrical Nanoha StrikerS)
[Nekomaru Rentarou] Naisho no Omajinai (Puni Pedo!!) [Chinese] [我是肛♂蛋!不是 融⚥合!] [Digital]
Jubei-chan no Naisho
Bokura no Naisho no
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama | The Princess' Secret (Dragon Quest XI) [English] =TLL + mrwayne=
[Inomoto Rikako] Naisho no Onnanoko