[Usi] Otto ni Naisho de Ajimi Shite Ch.1-5
[Torajima-shi Kouhouka (Torajimaneko)] Builder to Fighter no Naisho Banashi (Gundam Build Fighters) [English] {Shotachan} [Digital]
(C59) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 01
Hazuki-sensei no Hatsujouki
(Geinoujin wa Card ga Inochi! 4) [Colomonyu (Eromame)] Secret Nails | Naisho no Nail (Aikatsu!) [English] {/u/ scanlations}
(C89) [16kenme (Sato-satoru)] Naisho no Love Situation (THE IDOLM@STER CINDERELLA GIRLS)
[Dorachefu] Naisho no Zupohame Shinkon Life (ANGEL Club 2018-11) [Digital]
Ikenai Koto wa Naisho de Suru Mono
[Oozora Kaiko (Kaiko)] Papa ni wa Naisho no Boshi no Fureai [Chinese] [某三人汉化组]
Kurashiki-sensei wa Hatsujouki
[Salad] Hatsujouki (COMIC LO 2016-02)
(C58) [Studio Wallaby (Fuu)] Reiko no Naisho! (Comic Party)
[Misao.] Minamo no Naisho | Minamo's Secret (Hajimete Janai yo?) [English] [Rin]
(C89) [EX35 (Kamaboko RED)] Minna ni Naisho no Setting! (Bakusou Kyoudai Let's & Go!!)
(CCFukuoka33) [96。 (Kurokuma)] Naisho no Soudan (Free!)
[N2jirai (Nimu)] Tsukihi-chan ni wa Naisho de (Nisemonogatari) [Digital]
Nidalee wa Hatsujouki!
(C70) [Dr.VERMILION (Riku, Kurasawa Makoto, Petenshi)] Youmu no Naisho! - Youmu's Secret (Touhou Project) [English]
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu no Naisho (The Legend of Zelda) [English] =SW=
Kyaru wa Hatsujouki
(C93) [J.D.World (Fumi Miyabi)] Onee-san ni wa Naisho ne (Kantai Collection -KanColle-) [English]
Remilia Scarlet no Hatsujouki /搾
[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~
(Panzer Vor! 11) [Nazunaya Honpo (7zu7)] Erika no Naisho. (Girls und Panzer)
[Studio Claim] Havayama niwa Naisho... (Urusei Yatsura)
(Hanjuku Hero Life 5) [Bakusan (Mariko)] Ikenai Koto wa Naisho de Suru Mono (My Hero Academia)
(C91) [Utaneya (Shion)] Naisho no Djeeta Onee-chan (Granblue Fantasy)
(SC15) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 2 Ashita Biyori
(C88) [Sevens Magajin (Nerotarou, Hisayaki Kyuu)] Danua no Hajimete Hatsujouki (Granblue Fantasy)
Uchi no Wanko wa Hatsujouki
(C78) [Human High-light Film (Shiosaba!)] Naisho no Asuka (Neon Genesis Evangelion)
[Itou Nanami] Naisho no Houkago (COMIC Potpourri Club 2014-07) [Chinese] [黑条汉化]
(C93) [Zabuton Makura (Nakai)] Anoko ni Naisho no Uchiawase (THE IDOLM@STER CINDERELLA GIRLS) [English]
(SC55) [Gachapin Mukku. (Mukai Kiyoharu)] Ririchiyo-sama no Naisho no Oshigoto (Inu x Boku SS)
[Tukimi Daifuku] Mama ni wa Naisho
(C88) [Akuten Soushin (Kokutou Nikke)] Tenryuu Onee-chan to Naisho no Yasen Enshuu!! | A Secret Night Battle Practice With Big Sis Tenryuu!! (Kantai Collection -KanColle-) [English]
(Houraigekisen! Yo-i! 17Senme!) [Takoyaki-batake (Takoyaki)] Inyaduma wa Hatsujouki (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
Usagi Ichika no Whip Hatsujouki
Ryuu no Hime-sama wa Hatsujouki
(C89) [Yuzuponz (Sakokichi)] Hatsujouki Felicia Hokaku Ryojoku (Darkstalkers)
Entrando en calor como un gato [Doumou] Nyanko na Hatsujouki
Naisho no Oshigoto
[7days (Ineminori)] Ichikara Jihen "Neko ni Natta Ichimatsu ga Hatsujouki nandakedo" (Osomatsu-san)
[Kuronisiki (Takaharu)] Onee-sama-tachi niwa Naisho de Senkan ni Narimasu (Kantai Collection -KanColle-) [Chinese] [koolo個人漢化] [Digital]
[Mama ni wa Naisho (Plasma Beach)] Luscious Beef Cake PLATINUM (Tekken)
(C93) [Gossipgothic (Shishiji)] Kurashiki-sensei wa Hatsujouki Soushuuhen FINAL | Kurashiki Sensei's Mating Season Final (Fujiyama-san wa Shishunki) [English] {Doujins.com}
Hatsujouki | Oni en celo
(C86) [Go-Go-Merry-Go-Round (Kasai Ema)] Naisho no Natsuyasumi. (Neon Genesis Evangelion) [English] [CGrascal]
Jitsuwa Motto Mannen Hatsujouki Na Tokutai-sei no XXXna Nichijou
(SC2016 Winter) [GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? (Brave Beats)
[Ponpon Itai] Riko-chan wa Hatsujouki!? | Riko-chan's Going Through a Horny-Phase!? (Puchi Love Kingdom) [English] {Mistvern + Bigk40k}
(Shota Scratch 31) [Koneko no Marionette (Kuonji Shutaka, Poron, Namao)] Naisho no Otogibanashi 2 [English] {Shotachan}
(Ugetsusai) [Schwester (Inasaki Shirau)] Naisho no Reisen (Touhou Project)
(COMIC1☆7) [Bakunyu Fullnerson (Kokuriu)] Naisho no Oshigoto (Bakemonogatari) [Chinese] [黑条汉化]
Maou wa, Hatsujouki!!!
[Watanabe Wataru] Naisho ni Shite ne | Make it secret (English)
[Jingrock] Shisyunki Wa Hatsujouki - Adolescence Is A Sexual Excitement Period [English] [Various]
[GOD Ryokutya (Bu-chan)] Papa ni wa Naisho yo? | Don't Tell Dad OK! (Brave Beats) [English] [Digital]
(C80) [Moenai Gomi Bukuro (BON_3000)] Hatsujouki Chuuihou (Nekogami Yaoyorozu)
Rem Nyan wa Hatsujouki {doujins.com}
(C91) [milkberry (Kisaragi Miyu)] Houkago no Naisho
[Studio Wallaby (Various)] VITAMIN-B5 1/3 Ruri Ruri Naisho no Gakuen Nikki (Kidou Senkan Nadesico)
[Rokkaku Yasosuke] Naisho Zuma (Comic Shitsurakuten 2013-02) [English] [Facedesk]
Chika-chan ni mo Naisho no Himitsu
[Leafy] Mama ni Naisho no Hatsujouki | 對媽媽保密的發情期 [Chinese] [渣橙子個人單行本漢化]
(C91) [Bocchi Koubou (Rutubo)] Succubus in heat Aster-chan/Hatsujouki Succubus Aster-chan (Granblue Fantasy) [English] [Vladislavis, Messy]
[Ponsuke] Naisho no Kaihou (COMIC LO 2017-12) [Chinese] [柳葉個人漢化] [Digital]
[Monogusa Wolf] Naisho no Telephone Date
[Salad] Hatsujouki (COMIC LO 2016-02) [English] [zirgex]
(C92) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex 5 - Futsukame Hen
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-9
[Studio Wallaby (Various)] Tron no Naisho (Mega Man Legends)
(C89) [Tatsumaki Koutei (Takei Tsukasa)] Lecia no Naisho Naisho no Chitsujo (Granblue Fantasy) [English] {Hennojin}
Sanae-san wa Hatsujouki
[kedamono (Tori Hrami)] Naisho no Undoukai Second Season [Digital]
Naisho no Karada Kensa - Ch.3
[Shirokurousa (Sugiyuu)] Tewi-chan wa Mannen Hatsujouki (Touhou Project) [Digital]
[Musashimaru] Touzen Imouto ni wa Naisho de | Keep It A Secret From My Sister Of Course [English]
(C85) [CHAGASHI SAIBAN (Yamabuki Mook)] Naisho no Roommate (Infinite Stratos)
Senpai ni wa Naisho ssu yo?
(Reitaisai 13) [YuKi-IRo (Yukiusagi.)] Hatsujouki no Pierrot | Pierrot in Heat (Touhou Project) [English] {Hennojin}
Ookami Chino-chan no Hatsujouki
Naisho no Ohanashi o
(C78) [apricot (Anji, Kuroo)] Omote to Ura no Himitsu to Naisho. (Amagami)
Momiji-san, Hatsujouki mo Jikokanri no Uchi desu yo?
(Shota Scratch 18) [Usamimi Zukin (Kosuzu)] Himitsu No Naisho (The Legend of Zelda)
[Jingrock] Shishunki wa Hatsujouki - Adolescence is a sexual excitement period. - [English] [Decensored]
(C88) [MAPLER (Maple)] Tomodachi ni mo Naisho no Koto [Chinese] [嗶咔嗶咔漢化組]
(C88) [MAPLER (Maple)] Tomodachi ni mo Naisho no Koto
Ureta Karada no Hatsujouki - Estral Mature Woman
Shota to Dousei Shitetara Hatsujouki ni Haicchaimashita | I Started Living with a Shota and Went Into Heat
(SC32) [Tololinco (Tololi)] Markl to Sophie no Naisho no Ohanashi | Secret Story of Markl and Sophie (Howl's Moving Castle) [English] [Fated Circle]
[Takano Yuki] Minna Hatsujouki! [Digital]
[Shouji Ayumu] Naisho desu yo | It's a secret! (Chiccha-na Onaka) [English] [Rin]
(C54) [Studio Wallaby (Various)] VITAMIN-B5 1/2 Ruri Ruri Naisho no Arbeit Nikki (Martian Successor Nadesico)
(C89) [Gossipgothic (Shishiji)] Kurashiki-sensei wa Hatsujouki 2 (Fujiyama-san wa Shishunki) [Chinese] [黑条汉化]
(C87) [Jaku Shouji Musho Shokun (Futaba Yae)] Naisho no Hakuchi Shuuri (Kantai Collection -KanColle-)
[broiler] Tama-chan (Nekomimi Musume wa Hatsujouki) [English] [oni no onii-chan]
[Yuzuponz (Kikira)] Inumimi Seikatsu ~Hatsujouki no Itoko Namahame Tokubetsu Jugyou~ [English] {JUSTICE} [Digital]
Mama ni wa Naisho
(C76) [Sorairo March (Narusawa Sora)] Inumimi Oujo no, Wafu Wafu Hatsujouki. (Dragon Quest II: Akuryo no Kamigami) [English] [q91]
Shizue no Hatsujouki
[Mama ni wa Naisho (Plasma Beach)] Hihou Caligulation (Bakemonogatari)
[Usi] Otto ni Naisho de Ajimi Shite Ch. 1-8
(SC59) [Samurai Ninja GREENTEA (Samurai Ninja GREENTEA)] Futanari Koneko to Hatsujouki
(C93) [ParadiseGom (Gorgonzola)] Naisho no Ohime-sama | The Princess' Secret (Dragon Quest XI) [English] =TLL + mrwayne=
Minna Hatsujouki!
(Houraigekisen! Yo-i! 14Senme) [Testa Kitchen (Testa)] Onee-sama-tachi ni wa Naisho! (Kantai Collection -KanColle-)
[Ippongui (Ippongui)] Kanojo ga Hatsujouki nanoni Uwaki Shite Tewi-chan to Sex Shita (Touhou Project) [Digital]
(C79) [Kirimochi Texture (Kyuu Yoyoyoyou)] Naisho no Milky Time (Tantei Opera Milky Holmes)
(C72) [MURDERHOUSE (Workaholic)] Boku to Mama no Naisho (Keroro Gunsou)
(Sougetsusai 05) [Naisho No Usagi Koya (Tawawaringo)] Jaku Usagi Monogatari
Sono Classmate Hatsujouki ni Tsuki
[Natsume Benkei] Nichijou-teki ni Okaa-san ni Dasu Seikatsu - Otou-san ni Naisho no Nakadashi Ecchi Hen
Naisho de! Twins
(C89) [Jagabata (Oimo)] Naisho no Futarikiri (PriPara)
[Balpanther] Naisho no Undoukai (Puella Magi Madoka☆Magica)
[Musenmai] Naisho (COMIC AUN 2017-01) [Chinese]
(C95) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 3 (Love Live! Sunshine!!)
[Doumou] Nyanko na Hatsujouki | Going Into Heat Like a Cat (Comic Unreal 2013-02 Vol. 41) [English] [The Lusty Lady Project]
[Junk Center Kameyoko Bldg] Okaa-san ga Naisho de Hikikomori Musuko no Seishori no Aite o Shiteiru Hanashi.
(C95) [RU-VIC (Propolisee)] Elune dakara Hatsujouki (Granblue Fantasy)
Kanojo ga Hatsujouki nanoni Uwaki Shite Tewi-chan to Sex Shita
Djeeta-chan wa Hatsujouki