[Studio Wallaby (Deep Purple '72)] Arashi no Naisho, Aiko no Himitsu (Gad Guard)
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian [Chinese]
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
[Narusawa Kei] Houkago no Sangatsu Usagi-tachi Saishuuwa (Houkago no Sangatsu Usagi-tachi) [English] {Hennojin} [Digital]
Chika-chan ni mo Naisho no Himitsu 3
(C83) [Honey Bunny (Kohachi)] Naisho no Nurse-san
Yuka-chan no Naisho
[R-Deco (Yusa)] Youjo Senpai niwa Naisho! (Aikatsu!) [Digital]
(SC2015 Autumn) [Ame Usagi (Amedamacon)] Naisho no Hokenshitsu (Gochuumon wa Usagi desu ka?)
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
Alice no Naisho | Alice's Secret
[SAIGA dou] Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae
Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2
Naisho na Shinomiya-san
[Houkago Inokorigumi (Nishida Megane)] Onna Shougun Artesia - Dark Elf Haramase Choukyou Kiroku
Shougatsu Gyouji Naisho no Oshiire Sex
[Rokuichi] Ririn-san no Naisho no Kao to Daiji na Oheya (COMIC HOTMILK 2018-07) [Chinese] [無邪気漢化組] [Digital]
[Tsurugi Motoaki (Sakemasu)] Naisho no Jikan
[Teruki Kuma] Naisho da yo
[Nanami Shizuka] Naoko-san no Naisho
[Ponsuke] Naisho no Massage (COMIC LO 2016-03) [Chinese] [想抱雷妈汉化组] [Digital]
(C72) [MURDERHOUSE (Workaholic)] Boku to Mama no Naisho (Keroro Gunsou)
(C87) [Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[Kamiya Ogawa] Mama ni Naisho Mama to Naisho (COMIC Penguin Club Sanzokuban 2018-11) [Digital]
Anta ni Naisho no Memory Piece
(C91) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Fuyuyasumi no Toode Hen | Running Away From Home Sex We'll Keep Secret From Our Parents - Winter Break Trip Edition [English] {Doujins.com}
[Norakuro Nero] Osananajimi Love Control Chuuhen (Soku Hame Kanojo Kareshi ni Zettai Naisho no Nakadashi Koibito Keiyaku) [Chinese]
[Pirates Patrol (Otokawa Kazuki)] Naisho no Omorashi [English] [Digital]
Mifune-san to Ippai Kiss o Shite Naisho no | Secretly Kissing a Lot with Mifune-san
(ComicLive in Nagoya) [Konekopan (rie)] Naisho no Mashimaro Heart! (Ensemble Stars!)
[Fuusen Club] Okaa-san wa DeliHeal-jou ~Musuko no Doukyuusei to Naisho de Tanetsuke SEX~ [Digital]
(Shota Collection 2) [Houkago Paradise (Sasorigatame)] Takuya Kyun Gokkun Seishibori!! | Takuya-kyun Gulping Bareback Milking (Digimon Frontier) [English] [SaHa]
[Kitakata Kuniaki] Himitsu no Keijiban H na Onna no Naisho Banashi [English] {Coff66 & Funeral of Smiles}
[ORANGE HIP (Sabu otoko)] Kawaii wa Naisho (Dragon Quest XI)
[AKIRA] Eve no Naisho Banashi 1
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Naisho no Nail (Aikatsu!) [2nd Edition]
Naisho no Oshigoto
Naisho no Jikan
Isekai Tensei Shita Saki de Party Member Zenin to Naisho de Ecchi Shiteru Neet
(C56) [Studio Wallaby (Deep Purple '72, Meguro Sankichi)] Jubei-chan no Naisho (Jubei-chan)
(C63) [Houkago Paradise (Sasorigatame)] Kairaku Denpa (Digimon Frontier)
(C79) [Human High-light Film (Shiosaba)] Naisho no Ayanami (Neon Genesis Evangelion) [English] [CGrascal]
[Houkago Inokorigumi (Nishida Megane)] Kano mama ga H sugiru
[Usi] Otto ni Naisho de Ajimi Shite Ch.1-5
(C95) [Dennou Chocolate (AwA)] Otona ni Naisho no Warui Koto [Chinese] [沒有漢化]
[Tukimi Daifuku] Mama ni wa Naisho
(Puniket 12) [England Peach (Eikokukan Momoha)] Papa to Naisho (Ojamajo Doremi)
[fourthcape (Misaki Takahiro)] Sena to Naisho no Houkago (Boku wa Tomodachi ga Sukunai) [Digital]
Naisho no Kagai Jugyou
Sense to Naisho no Obenkyou | A Secret Study with Sensei
(C62) [Houkago Paradise (Sasorigatame)] Tin Tin Town! (Digimon Frontier)
Naisho ni shite ne
Dosukebe Enkou Gal no Naisho Ecchi
(C86) [T.K.H.K (Hayami Aya)] Kare to Kanojo no Naisho na Natsu no Hi (Detective Conan)