(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama (Dragon Quest XI)
Naisho no hanashi
Yukikaze-sama to Naisho no Asobi
(COMIC1☆7) [Bakunyu Fullnerson (Kokuriu)] Naisho no Oshigoto (Bakemonogatari)
Mama ni wa Naisho Zenpen | 不能對媽媽說的事 上
[Mojao] Hajime no Ippo no Okaasan
(C94) [Kurumi Namiki (Mita Kurumi)] Atago-san to Naisho no Ecchi (Kantai Collection -KanColle-)
[Misao.] Minamo no Naisho | Minamo's Secret (Hajimete Janai yo?) [English] [Rin]
(CINDERELLA FESTIV@L) [Aozora Shoujo (Shirane Taito)] Naisho no Gao Gao Ecchi (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [星野願漢化WEI嵌字]
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari- [English]
[MARUTA] Boku to Kanojo no Hikakuteki Naisho no Nichijou [English] [CGrascal]
[SPARK UTAMARO] Immoral Ichigou
(C94) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 2 (Love Live! Sunshine!!)
Tsuki ni wa Naisho no Hoshikuzu
[Dokurosan] Okaasan wa Ore no Yome - Mother is my bride (COMIC Grape Vol. 3) [Chinese] [无毒汉化组] [Digital]
Chika-chan ni mo Naisho no Himitsu
Naisho no Sakuya-san
Dejiko no Naisho-nyo
Okaasan no Roujinsei Kaigo | Homecare of a Senile Old Pervert
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
[Studio Claim] Havayama niwa Naisho... (Urusei Yatsura)
(C96) [Number2 (Takuji)] Saiai no Musuko o Hitojichi ni torare Tsuujou Kougeki de Nukazu no ni-kai Renzoku Nama-chuu Dashi sareta konna Okaasan demo suki desu ka? (Tsuujou Kougeki ga Zentai Kougeki de Ni-kai Kougeki no Okaasan wa Suki Desu ka?)
Naisho desu yo
[Ookami Uo] (Ryuushutsu) JSJC Naisho no Jian
Mary ni wa Naisho desu!
[TTSY (Kurogane)] Shougatsu Gyouji Naisho no Oshiire Sex
[Coffee Maker (Asamine Tel)] Naisho desu yo (Fate/Grand Order) [Digital]
[Morishima Kon] Naisho no Gohoushi (Oneshota Dish) [English] [Kusojiji] [Digital]
Dosukebe Enkou Gal no Naisho Ecchi
[Tridisaster (Saida Kazuaki)] Class no Minna ni wa Naisho Dayo! (Puella Magi Madoka Magica) [Digital]
Chika-chan ni mo Naisho no Himitsu 3
(C95) [Tatsumaki Koutei (Takei Tsukasa)] Mifune-san to Ippai Kiss o Shite Naisho no (THE IDOLM@STER CINDERELLA GIRLS)
(SC2017 Winter) [TwinBox (Hanahanamaki, Sousouman)] Kouen no Naisho na Koto (Kantai Collection -KanColle-)
Bokura no Naisho no
(Puniket 37) [Kouya ni Sakebu Aitsu no Heya (Balpanther)] Naisho no Koukai Nisshi (High School Fleet)
(C68) [First Aid (Kagura Sakana)] Naisho no Satoko (Higurashi no Naku Koro ni)
Naisho no Love Mariage | 비밀의 결혼
[Studio Wallaby (Various)] VITAMIN-B5 1/3 Ruri Ruri Naisho no Gakuen Nikki (Kidou Senkan Nadesico)
[Norakuro Nero] Osananajimi Love Control Chuuhen (Soku Hame Kanojo Kareshi ni Zettai Naisho no Nakadashi Koibito Keiyaku) [Chinese]
Aruji-sama ni Naisho no Memory Piece
Kareshi ni Naisho de3 Seisettai...Saseraremasita.
Kenpeitai ni wa Naisho da yo!
(COMIC1☆11) [KURUBUSI-KAI (Dowarukofu)] Mikan no Naisho no Houkago (To LOVE-Ru Darkness)
(C90) [Shinobi-Rocket (Sasamashin)] Lady to Naisho no Yoru Sanpo (Kantai Collection -KanColle-)
Isekai Tensei Shita Saki de Party Member Zenin to Naisho de Ecchi Shiteru Neet
(C88) [MAPLER (Maple)] Tomodachi ni mo Naisho no Koto
(SC32) [Tololinco (Tololi)] Markl to Sophie no Naisho no Ohanashi | Secret Story of Markl and Sophie (Howl's Moving Castle) [English] [Fated Circle]
Kazami Yuuka to Naisho Play
[Konohana] Naisho no Jikan (COMIC Megastore 2009-04) [English] [AlphaYang]
Touzen, Imouto ni wa Naisho de
Kareshi ni Naisho de 5 ...Dekichaimashita. | Keep This A Secret From My Boyfriend 5 - ... I Actually Did It.
Tomodachi no Otou-san to Naisho de Kozukuri Shichaimashita
Mifune-san to Ippai Kiss o Shite Naisho no
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari- | It's a Secret! [English] [DKN117 & laguiole]
Naisho no Asobi
Musuko to Onaji Toshigoro no Otoko ni Otosareru Okaa-san wa Suki desu ka?
Nanao no Naisho