Kitakami-san to Ooicchi Naisho no Naisho
(C83) [SHi's Laboratory (SHINGO)] Paizurina sensei no kagai koshu♪
(CR31) [Studio Wallaby (Various)] Rizell no Naisho (Rizelmine)
(C88) [brilliant thunder (Yumeno Tanuki, Fue)] Oya ni Naisho no Iedex
Chichiue ni wa Naisho... Zora! | Don`t Tell My FATHER
Oya ni Naisho no Iedex 6 - Dekichatta Hen
Naisho no Karada Kensa Ch.2
(C81) [TIES (Takei Ooki)] Kobato no Naisho. (Boku wa Tomodachi ga Sukunai)
(COMIC1☆9) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 2
Naisho no Kagai Jugyou Nyuumonhen
(Reitaisai 14) [Rocket Chousashitsu (Koza)] Kazami Yuuka to Naisho Play (Touhou Project) [English] [desudesu]
[Ichiko] Naisho no Naka - The Secret Forest (COMIC Kairakuten Beast 2016-12) [Chinese] [绅士仓库汉化]
(C94) [KURUBUSI-KAI (Dowarukofu)] Mikan no Naisho no Shuumatsu (To LOVE-Ru) [English] [biribiri]
Tenshi no Kagai Jugyou Ch. 9
Itoko no Futanari Onee-chan to Naisho no Milk
(C92) [Atelier Lunette (Mikuni Atsuko)] Naisho Nano! -Haruhara-ke Sanshimai Monogatari- 3
(C73) [Omoshiro Burger (Tokuda Shinnosuke)] Watashi-tachi to Papa no Kagai Jugyou Album
(C71) [Kurage no Candume (Yoshino)] Naisho! It's a Night Show! (Simoun)
Kanojo wa Chou Yuumei Geinoujin... Soshite Boku ni Naisho de AV Joyuu Satomi-Satona Gojitsudan 1
Yuka-chan no Naisho
Oshiri wa Naisho
(SC31) [P-Forest (Hozumi Takashi)] Otome no Naisho Tomoe-chan to Iroiro... (Mai-Otome)
[Kitakata Kuniaki] Himitsu no Keijiban H na Onna no Naisho Banashi
Onee-sama ni wa Naisho desu yo?
Minato-sensei no Kagai Jugyou
(Houraigekisen! Yo-i! 14Senme) [Testa Kitchen (Testa)] Onee-sama-tachi ni wa Naisho! (Kantai Collection -KanColle-)
(C54) [Tange Kentou Club (Yokota Mamoru)] Clone Doll Kagai Jugyou / My Favorite Full Colour Gengashuu
Naisho no Gohoubi
(C93) [Zabuton Makura (Nakai)] Anoko ni Naisho no Uchiawase (THE IDOLM@STER CINDERELLA GIRLS) [English]
Tenshi no Kagai Jugyou Ch. 7