(C90) [Leprotto (Huupo)] Shikabanearashi (Touhou Project) [Chinese] [沒有漢化]
[AKYS Honpo] Otto no Otouto ni Netorareru
[Fuusen Club] Okaa-san wa DeliHeal-jou ~Musuko no Doukyuusei to Naisho de Tanetsuke SEX~ [Digital]
(C86) [Bottomress Pit (Bonzakashi)] Watashi no Kurokami Long ga Konna Maso Dorei no Wakeganai (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
(COMIC1☆10) [tottorou (totto)] TIRAMI 3 (Granblue Fantasy)
otto no shiranai tsuma no inrangao
Kitakami-san to Ooicchi Naisho no Naisho
(C86) [Bottomress Pit (Bonzakashi)] Watashi no Kurokami Long ga Konna Maso Dorei no Wakeganai (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [English] {doujin-moe.us}
Otouto No Otto | 弟之夫
(C89) [MottoCompany (FLIPPER, Pikaichi)] Super Vivio Time! 12 (Mahou Shoujo Lyrical Nanoha Vivid)
Tsuma no Hajimete no Otoko ~Otto ni Naisho no Saikai Koubi~
[Nekottorando (Pan)] The Private Lesson (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
[Urutsu] Teach Tea Songs (Shiroyuri Girls Love Paradise) [English] [yuriproject]
[Seina] Saisho no, Naisho no. + Natsunokedamono [Raw]
[Natsume Benkei] Nichijou-teki ni Okaa-san ni Dasu Seikatsu - Otou-san ni Naisho no Nakadashi Ecchi Hen
Motoyan Zuma Otto no Tonari de Hatsuiki
(C89) [EX35 (Kamaboko RED)] Minna ni Naisho no Setting! (Bakusou Kyoudai Let's & Go!!)
(Shotaket 11) [Sorairo March (Narusawa Sora)] SECRET FILE (Naisho no Yorimichi)
[Berugamotto] Mazobuta Dai Yon Wa - Sonaemono to Kenshin (History's Strongest Disciple Kenichi) [Chinese] [有条色狼汉化]
[Horihone Saizou] Naisho-Yoo
[AKYS Honpo] Otto to Shibetsu Shita Haha to Musuko ga Hamesaserareru
[Chotto Dake Aruyo. (Takemura Sesshu)] Shima-Hen | Island Edition (THE iDOLM@STER) [English] [PSYN] [Digital]
[Minazuki Mikka] Otto Ha Gokuchuu Ippou Tsuma Neto Ra Re Tsuma Ha Gokujou No Ka Sei Fu [Chinese] [含着个人汉化]
otto no ani ni hame rarete.
[Ottorisu] Flannel x Elise no Ero Manga (Fire Emblem if)
[Sasahara Yuuki] Naisho no Happyoukai. - A Secret Recital
(C79) [Human High-light Film (Shiosaba)] Naisho no Ayanami (Neon Genesis Evangelion)
(C86) [Go-Go-Merry-Go-Round (Kasai Ema)] Naisho no Natsuyasumi. (Neon Genesis Evangelion) [English] [CGrascal]