Shoujo Kansatsu Nikki
Boku to Atago Onee-san no Natsuyasumi Sei Kansatsu Nikki
[Hatomame (Harazumi Tami)] Ike Nyotaika Keika Kansatsuki (Fire Emblem: Path of Radiance) [Digital]
[Raven] Aiken Musume Kansatsu Nikki
[Wakino Keibun] Kansatsu Jikkensitsu (Cyberia Maniacs Saimin Choukyou Deluxe Vol.1) [Chinese] [Menethil个人汉化] [Digital]
Sensei Kansatsu Nikki
Mama Cli Kakuchou Kansatsu Nikki
Nichijou Bitch Seitai Kansatsu
Mashㆍkyrielight Suimin Kansatsu Houkokusho
[Wakino Keibun] Kansatsu Jikkensitsu [Digital]
(COMITIA92) [Marked-two (Maa-kun, Shichijou)] Fumi-chan no Kansatsu Nikki (Jou) | Fumi-chan's Observation Diary (Top) [English] [desudesu]
Itazura Shounen Kansatsu Nikki
Otouto Kansatsu Nikki -Hajimari-
Netorare Kansatsu
[Momoyama Jirou] ABDUCT ~Ikenai Shiiku Kansatsu~
[Tsurugi Motoaki] Imouto kansatsu nikki
[EBA] Imouto Kansatsu Nikki Ch.1-3 [Chinese]
(C90) [Sniff Dogs (Ujiie Moku)] Balse Kansatsu Nikki (Re:Zero kara Hajimeru Isekai Seikatsu)
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge)
Kansatsu Sketch
Imouto Kansatsu Nikki - The Record of Sex with My Sister
Kansatsu Jikkensitsu
Otouto Kansatsu Nikki
[Sanpaku] Mama Cli Kakuchou Kansatsu Nikki | Mama's Clit Extension Journal (Mesu Inkaku Full Bokki - Clitoris to Erection) [English] [man-machine translations] [Digital]
Boku no Onii-chan ga "Imouto Kansatsu Kiroku" o Tsukutte Ita node Ecchi na Chishiki Zero no Furi Shite Iroiro Sarechatta Hanashi
(Dai 2-Kai Ultra Summer Festa) [Gyoukousyu (Gon., Kurosai)] Darjeeling no Seikatsu Kansatsu Nisshi. (Girls und Panzer)
(C85) [Shukketsu Kansatsu Nikki (HemoglobinA1C)] Otsumami (Touhou Project) [Chinese] [朔夜汉化]
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
睡眠姦触手本
Vira Lillie Kansatsu Kiroku
Kansatsu Shippai Shuu Vol. 3
[pantwo (ZIZ)] Kachi Kuja Kansatsu Nisshi (Final Fantasy IX) [English] =LWB= [Digital]
(SC49) [DROP DEAD!! (Minase Syu)] Imouto no Tomodachi no Shishunki Tokuyuu no Mousou Heigai ni Okeru Kansatsu to Koudou. 2 (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
(Reitaisai 15) [ELHEART'S (Ibuki Pon)] Zannen Joushi no Kansatsu Nikki (Touhou Project)
Nichijou Bitch Seitai Kansatsu
Jikken Seibetsu Kansatsu
[Ninnindo (Tonsuke)] Mama-san Kansatsu-ki ~Tomodachi no Haha ni Yokujou Shite Shimatta Boku~ (Pokémon)
Suimin Kansatsu
(C79) [Fuketsudan (Shokushu-san)] Koakuma Kansatsu Nikki (Touhou Project)
[Yihyeonmin] Drug Candy Ch.0-29 (English) (YoManga)
(Kouroumu 13) [Konpekitou (Touya)] Maid Flandre Kansatsu Nikki - Maid Flandre observation diary (Touhou Project)
(C76) [Credit (Akikan)] Nagato Yuki-chan no Kansatsu (Suzumiya Haruhi no Yuuutsu)
[Kacchuu Musume] Gokudou Kansatsu Nikki (Various)
(C92) [Neko Pantsu] Kemono Ecchi Kansatsu Kiroku (Kemono Friends) [English] [Doujins.com]
[Chi-Ra-Rhyzhm (Hidaka Toworu)] Shoujo Choukyou Kansatsu Kiroku [Digital]
(COMIC1☆6) [40010 1-GO (40010 Shisakugata)] SAKKN Shinobu no Araragi Koyomi Kansatsu Nikki (Bakemonogatari)
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki
[Ameyama Denshin] Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth (ANGEL Club 2015-07) [English] =LWB=
ABDUCT~Ike Nai Shiiku Kansatsu ~
Henshin Heroine Kansatsu
(COMITIA92) [Marked-two (Maa-kun, Shichijou)] Fumi-chan no Kansatsu Nikki (Jou) [Chinese] [狼娘汉化]
[Shukketsu Kansatsu Nikki (HemoglobinA1C)] 睡眠姦触手本 (Touhou Project) [Digital]
Otouto Kansatsu Nikki
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~ [English] [desudesu]
[EBA] Imouto Kansatsu Nikki - The Record of Sex with My Sister [Chinese]
[Kuritsu Yoshihiro] Marutto Kansatsu♡ Inkou Kyoushitsu - Let's Observe a Public Fuck in a Classroom
(C94) [Tengu Kotengu (Kotengu)] Boku to Atago Onee-san no Natsuyasumi Sei Kansatsu Nikki (Azur Lane)
Mahou Shoujo Zetsubou Kansatsu Kiroku
Suguha-chan Kansatsu Nikki | Diario de Observación de Suguha-chan
BTB-30 Wannya no Kansatsu Nikki
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge)
Choukogata Drone de Akogare no Bishoujo o Kansatsu Suru.
[EBA] Imouto Kansatsu Nikki 1 days (COMIC anthurium 018 2014-10) [Chinese] [名潴學園026]
(C91) [Yakiniku Tabetai (Derauea)] Nishizumi Maho no Suimin Kansatsu (Girls und Panzer) [Chinese] [瓜皮汉化]