(Ugetsusai) [Schwester (Inasaki Shirau)] Naisho no Reisen (Touhou Project)

(CR31) [Studio Wallaby (Various)] Rizell no Naisho (Rizelmine)

(C73)[Alpha to Yukaina Nakamatachi] Naisho no Trap (Quiz Magic Academy)

(C59) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 01

(COMIC1)[Alpha to Yukaina Nakamatachi] Naisho no Oshioki (Quiz Magic Academy)

(SC26) [PLUM (Kisaragi Kanna)] Naisho! (Sukatto Golf Pangya)

(SC15) [Chuuni+OUT OF SIGHT (Kim Chii)] Onee-chan to Naisho 2 Ashita Biyori

(SC31) [P-Forest (Hozumi Takashi)] Otome no Naisho Tomoe-chan to Iroiro... (Mai-Otome)

(SC30) [P-Forest (Hozumi Takashi)] Otome no Naisho Nina-chan to iro iro... (Mai Otome)

(brilliant days 3) [amuamu (Chimu)] Bokura no Naisho no (Ensemble Stars!)

(C91) [Brilliant Thunder (Yumeno Tanuki)] Oya ni Naisho no Iedex - Fuyuyasumi no Toode Hen

(Naisho no Jikan) [Apricot Sirup (Hi~mosu, Marui)] Doki Doki Kodomo Time (Kodomo no Jikan)

[Seina] Saisho no, Naisho no. + Natsunokedamono [Raw]

[Umino Luka] Naisho no Zangyou

(C85) [Mama ni wa Naisho (Plasma Beach)] Hoshokukei Joshi (GOD EATER)

(SC49) [Baka to Hasami (Tsukai You)] Naisho no Tsuboeri Himitsu no Itsuki (Heart Catch Precure!)

[Fuusen Club] Naisho no Ehon

(C55) [Studio Wallaby (Deep Purple '72, Takana Yu-ki, Niiruma Kenji)] Iincho no Naisho (To Heart)

[Studio Wallaby] Dejiko no Naisho-nyo (Digi Charat)

[Studio Wallaby (Various)] Tron no Naisho (Mega Man Legends)

(SC34) [Titokara 2nd Branch (Manami Tatsuya)] Naisho no Kimochi 2 (Zero no Tsukaima)

(C95) [Doku Tonkotsu Niku Dorei (Tanohito)] Chika-chan ni mo Naisho no Himitsu 3 (Love Live! Sunshine!!)

(SC33) [Titokara 2nd Branch (Manami Tatsuya)] Naisho no Kimochi (Zero no Tsukaima)

[Coffee Maker (Asamine Tel)] Naisho desu yo (Fate/Grand Order) [Digital]

[Coffee Maker (Asamine Tel)] Naisho desu yo (Fate/Grand Order) [Chinese] [胸垫汉化组] [Digital]

(COMIC1☆9) [Shiratamaco (Shiratama)] Naisho no Passion - The Secret Passion (Pripara)

[Nanami Shizuka] Naoko-san no Naisho

[Titokara 2nd Branch (Manami Tatsuya)] Naisho no Kimochi Bangai Hen (Zero no Tsukaima)

(C62) [Studio Wallaby (Deep Purple '72)] Naisho no Azumanga (Azumanga Daioh)

[TLB] Otousan to Naisho ~Aru Daikazoku no Chichi to Musume Yuku Toshi Kuru Toshi Himehajime~

(COMIC1☆4) [Human High-Light Film (Shiosaba!)] Naisho no Makinami (Rebuild of Evangelion)

(C58) [Studio Wallaby (Deep Purple '72, Kaneko Toshiaki, Kura Oh)] Oukoku No Naisho (Puppet Princess of Marl's Kingdom)

(CR26) [Studio Wallaby (Jacky Knee de Ukashite Punch x2 Summer de GO!, Kokuden Kadotake, Seishinja)] Tifa no Naisho (Final Fantasy VII)

(C72) [Super Flat Lolinitron (Focke Wolf)] Karada no Naisho. (Asatte no Houkou.)

[Tukimi Daifuku] Mama ni wa Naisho