[Konohana] Naisho no Jikan (COMIC Megastore 2009-04) [English] [AlphaYang]
Naisho no Shuumatsu | A Secret Weekend
[Nadeneko Ponia] Fukusei Kanojo ~Ore dake ni Kaikyaku Kaihou~
(C88) [PINK CHUCHU (Mikeou)] Naisho no Shintai Sokutei (Gochuumon wa Usagi desu ka?)
[Sakura Puchilo] Naisho no Hokenshitsu (Otokonoko Heaven's Door 1) [Chinese] [瑞树汉化]
Okaa-san Sore wa Mazui desu yo! ~Tsuma ni wa Naisho de ED Kokufuku Renshuu Sex!?~
(Puniket 37) [Kouya ni Sakebu Aitsu no Heya (Balpanther)] Naisho no Koukai Nisshi (High School Fleet)
Naisho no Kagai Jugyou Nyuumonhen
Otonari-san no Naisho na Enkou Seikatsu
Kare ni wa Naisho
(C93) [Garimpeiro (Mame Denkyuu)] Seijo Martha no Zenryoku Kaihou!? (Fate/Grand Order) [Chinese] [萌新報社漢化]
Jouzu ni Shinka ni Nareru kana
Itoko no Futanari Onee-chan to Naisho no Milk
(C72) [MURDERHOUSE (Workaholic)] Boku to Mama no Naisho (Keroro Gunsou)
Boku to Kanojo no Hikakuteki Naisho no Nichijou Extra Chapter
(Hanjuku Hero Life 5) [Bakusan (Mariko)] Ikenai Koto wa Naisho de Suru Mono (My Hero Academia)
[Haruiro Fudepen (Satsuki Suzuran)] Nanto Naisho no (Senki Zesshou Symphogear) [Digital]
AIBIKI. Naisho banashi. 3 Ch. 8
[Mitarai Yuuki] Ikanishite Haha wa Onna o Kaihou Shitaka After Story
Naisho no hanashi
Naisho no Love Situation
(C89) [Tatsumaki Koutei (Takei Tsukasa)] Lecia no Naisho Naisho no Chitsujo (Granblue Fantasy)
(Reitaisai 7) [Barista (Kirise Mitsuru)] Dai 666 Kousoku Kikan Kaihou, Jigen Kanshou Kyosuu Houjin Tenkai (Touhou Project)
[Mitarai Yuuki] Ikanishite Haha wa Onna wo Kaihou Shitaka Ch. 1-5 [English] {N04h}
(C67) [Anekono-Techo (Koume Keito)] Marimite no Naisho (Maria-sama ga Miteru)
[Kaitou Yuuhi] Naisho no Oshigoto (Otokonoko HEAVEN Vol. 24) [Chinese] [夜願漢化]
(C79) [Human High-light Film (Shiosaba)] Naisho no Ayanami (Neon Genesis Evangelion)
Kareshi ni Naisho de2 Nama Rankou...Shichaimashita.
(CINDERELLA FESTIV@L) [Aozora Shoujo (Shirane Taito)] Naisho no Gao Gao Ecchi (THE IDOLM@STER CINDERELLA GIRLS) [English]
(CCTokyo132) [Kitei (Naoki)] Naisho Banashi (Kuroko no Basuke) [English]
(C87) [Sheepfold (Tachibana Yuu)] Rakuen Kaihou (Rakuen Tsuihou -Expelled from Paradise-) [Chinese] [无毒汉化组]
(C85) [CHAGASHI SAIBAN (Yamabuki Mook)] Naisho no Roommate (Infinite Stratos)
(Senka no Toki) [Syupa! (makiron)] Naisho no Uchiban | 祕密的內番 (Touken Ranbu) [Chinese] [月下鹤吟汉化组]
Kare ni wa Naisho no Watashi no Himitsu
Otto ni Naisho de Kozukuri Takuhai Service Oshiharai wa Teisou Hikikae
Shujin ni wa Naisho
(C80) [Magudara Kaihou Doumei (Tsukuyomi Sazin)] Ore no Imouto ga Konna ni Saimin ni Kakaru wake ga Nai (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
(SUPER22) [Mukyu's Paradise (Mukyuu)] Naisho no Houkago (Baka to Test to Shoukanjuu)
(CR31) [Studio Wallaby (Deep Purple '72)] Suu no Naisho!! -The secret of Su- (Vampiyan Kids)
(COMIC1☆7) [Bakunyu Fullnerson (Kokuriu)] Naisho no Oshigoto (Bakemonogatari)
Aruji-sama ni Naisho no Memory Piece
(C84) [ROMEO DASH (Kitto Shibaru)] Naisho desuyo, Reimu-san! (Touhou Project)
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3 [English]
Haruhiko Mousou Note
Aniki to Anego ~Chinjufu ni Saimin Ero Esute ga Kaihou Saremashita~
[Yamamichi] Naisho ni Shimasho | Let's Do It In Secret (COMIC Tenma 2015-06) [English] [desudesu]
[Tawara Hiryuu] Kanojo ni Naisho de (COMIC Tenma 2015-03) [Chinese] [黑条汉化]
[Studio Wallaby (Various)] VITAMIN-B5 1/3 Ruri Ruri Naisho no Gakuen Nikki (Kidou Senkan Nadesico)
Kareshi ni Naisho de 4 Aijin... Nacchaimashita. | Keep This A Secret From My Boyfriend 4 - I Became... A Mistress.
Seiyoku Kaihou Kamen Butoukai
(C93) [Zabuton Makura (Nakai)] Anoko ni Naisho no Uchiawase (THE IDOLM@STER CINDERELLA GIRLS) [English]
[Garakuta Shoujo (Miito Shido)] Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 2
[Juggernaut (JYUN)] Ikasete! Hijiri Byakuren ~Bonnou Kaihou~ (Touhou Project) [Digital]
(Shota Scratch 25) [Yabure Kabure (Agemon)] Ogibo-san niwa Naisho desu. (Fullmetal Alchemist) [English] {Shotachan}
Seiyoku Kaihou Kamen Butoukai | The Sexual Release Masquerade Ball
Jiiji ni wa Naisho ni Shite ne
Naisho goto
[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]
Hotaru to Chibiusa no Hajimete no Naisho
Sense to Naisho no Obenkyou | A Secret Study with Sensei
Seiyoku Kaihou Kamen Butoukai Zero|Sexual Relief Masquerade Zero
Kouen no Naisho na Koto
[Shindou] Naisho no Yurine-san | Yurine's Secret (COMIC ExE 02) [English] =TLL + CW=
Ikanishite Haha wa Onna o Kaihou Shitaka Ch. 9
[Nanami Shizuka] AIBIKI. Naisho banashi. 3 [Chinese]
[Melonbooks] Gekkan Uribou Zakka Ten 2021-04-30 Goro Hakkougou [Digital]
Naisho no Otogibanashi
(C72) [Super Flat Lolinitron (Focke Wolf)] Karada no Naisho. (Asatte no Houkou.)
Senpai ni wa Naisho ssu yo?
Kareshi ni Naisho de 4 Aijin... Nacchaimashita.
(C71) [Kurage no Candume (Yoshino)] Naisho! It's a Night Show! (Simoun)
Kuttsukiboshi -Naisho no Oshigoto- | -Secret Work- {Hikikomori Honyaku}
Kouu-sama ni wa Naisho
Mary ni wa Naisho desu!
(C68) [First Aid (Kagura Sakana)] Naisho no Satoko (Higurashi no Naku Koro ni)
[Kai Hiroyuki] Yokubou Mansai [Chinese]
(C72) [Super Flat Lolinitron (Focke Wolf)] Karada no Naisho. (Asatte no Houkou.) [English] [Kamikakushi]
(COMIC1☆8) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke San Shimai Monogatari- | It's a Secret! [English] [DKN117 & laguiole]
(C82) [Magudara Kaihou Doumei (Tsukuyomi Sazin)] Watashi Saimin ni Kakarimasu | I've Been Hypnotized! (Hyouka) [English] (Trinity Translations Team + Little White Butterflies)
Naisho no Futarikiri {/u/ scanlations}