Sensei Kansatsu Nikki
Ecchi na Onaka Kansatsu.
Kansatsu Shippai Shuu Vol. 6
[Announ] Kansatsu ~Shoujo Midara Saki~ (COMIC Anthurium 2020-06) [Chinese] [下北泽幕府] [Digital]
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge)
[Yihyeonmin] Drug Candy Ch.0-29 (English) (YoManga)
[Nigakuriya (Nigakuri Takeshi)] Omorashi Sharo-chan Kansatsu Nikki (Gochuumon wa Usagi desu ka?) [Digital]
(COMIC1☆2) [Takanaedoko (Takanae Kyourin)] Naedoko Ikusei Kansatsu Kiroku (Various)
Kahogo Kansatsu | Overprotective Supervision
Imouto ga Seishi no Kansatsu o Yamete Kurenai ~Nii-san wa Seishi Undouritsu 99%~
Mikan Kansatsu Kiroku
(C89) [Aomayu (Ramototu)] Letty-san no Yousei-san Kansatsuki (Touhou Project)
Bishokuden Kansatsu Princess-tachi no Inkou Kiroku
Nichijou Bitch Seitai Kansatsu
[ppatta] Yasei Ningen Kansatsu Nisshi | Wild Human Observation Record [English] [Digital]
She*ry Birkin Kansatsu Ki
Otouto Kansatsu Nikki -Mitsukame-
[Announ] Kansatsu ~Shoujo Midara Saki~ | The Blooming Of A Lewd Girl (Harem Quest Ore to Bijo to Oppai to Isekai Nikuyoku Seikatsu) [English]
Shoujo Choukyou Kansatsu Kiroku
[Shukketsu Kansatsu Nikki (HemoglobinA1C)] 睡眠姦触手本 (Touhou Project) [Digital]
(C75) [Hirusuta (Taira Kosaka)] Sensei Kansatsu Nikki (Mitsudomoe)
(C85) [Shukketsu Kansatsu Nikki (HemoglobinA1C)] Otsumami (Touhou Project)
Mobu Ojisan to Iku Ningen Kansatsu Baraeti Sai Gen Owari Ichi-hen
[Kacchuu Musume] Gokudou Kansatsu Nikki (Various)
Kansatsu Shippai Shuu Vol. 1
No No No -Kansatsu Friends-
[Sanpaku] Mama Cli Kakuchou Kansatsu Nikki | Mama's Clit Extension Journal (Mesu Inkaku Full Bokki - Clitoris to Erection) [English] [man-machine translations] [Digital]
Tairiku Sensei no Ecchi na Kansatsu!?
[Cuvie] Kansatsu to Jissen (COMIC Kairakuten BEAST 2018-08) [Chinese] [康仲傑下來打躲避球] [Digital]
Nishizumi Maho no Suimin Kansatsu
Slime Kansatsu
(C91) [Yakiniku Tabetai (Delaware)] Nishizumi Maho no Suimin Kansatsu (Girls und Panzer)
[Kuritsu Yoshihiro] Marutto Kansatsu Inkou Kyoushitsu | 完全的觀察 淫交教室 [Chinese]
(HaruCC22) [Cannabis (Shimaji)] Mob Oji-san to Iku Ningen Kansatsu Variety Saihara Shuuichi Hen (Danganronpa V3: Killing Harmony)
Heya ni Tousatsu Kiki Tsukete Jiikoui Kansatsu Shiyou no Kai
(C86) [waterwheel (Shirota Dai)] Suguha-chan Kansatsu Nikki (Sword Art Online)
Imouto ga Seishi no Kansatsu o Yamete Kurenai
Vira Lilie Kansatsu Kiroku
(C92) [Neko Pantsu] Kemono Ecchi Kansatsu Kiroku (Kemono Friends) [Chinese] [沒有漢化]
[Inochi Wazuka] Usagi-chan Kansatsu Nikki (Otokonoko HEAVEN Vol. 19) [Chinese] [管少女汉化] [Digital]
[Nohri Isawa] Naisho no Kansatsu Nikki (Secret Observation Journal) [English] [Mistvern]
(Dai 2-Kai Ultra Summer Festa) [Gyoukousyu (Gon., Kurosai)] Darjeeling no Seikatsu Kansatsu Nisshi. (Girls und Panzer)
Suyasuya Kyouko-chan o Osawari Kansatsu
(COMITIA92) [Marked-two (Maa-kun, Shichijou)] Fumi-chan no Kansatsu Nikki (Jou) [Chinese] [狼娘汉化]
(Kouroumu 13) [Konpekitou (Touya)] Maid Flandre Kansatsu Nikki - Maid Flandre observation diary (Touhou Project)
Mob Oji-san to Iku Ningen Kansatsu Variety Saihara Shuuichi Hen
(C92) [Neko Pantsu] Kemono Ecchi Kansatsu Kiroku (Kemono Friends)
[EBA] Imouto Kansatsu Nikki 2 days (COMIC Anthurium 020 2014-12) [Chinese] [名潴學園]
(C91) [Yakiniku Tabetai (Derauea)] Nishizumi Maho no Suimin Kansatsu (Girls und Panzer) [Chinese] [瓜皮汉化]
Otouto Kansatsu Nikki -Futsukame-
Seishi Kansatsu
Mama Cli Kakuchou Kansatsu Nikki
Koakuma Kansatsu Nikki
Jikken Seibetsu Kansatsu
Sukesuke sensei o kansatsu | 透视老师的性观察
[Momoyama Jirou] ABDUCT ~Ikenai Shiiku Kansatsu~
(COMIC1☆7) [Komenosukima (Takeu)] Makopi Kansatsu Nikki (Dokidoki! Precure)
[Ninnindo (Tonsuke)] Mama-san Kansatsu-ki ~Tomodachi no Haha ni Yokujou Shite Shimatta Boku~ (Pokémon)
Haguro no Shireikan Kansatsu Note
Nagato Yuki-chan no Kansatsu
Otouto Kansatsu Nikki -Hajimari-
[Yamamoto Yammy] Nichijou Bitch Seitai Kansatsu
[Suika Koron] Doukyuusei Kansatsu Catalog
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~ [English] [desudesu]
[Shinoda Kouta] Bishoujo Kansatsu Nikki
Nekomimi Shoujo Kansatsu Kiroku | 貓耳少女觀察記錄
[pantwo (ZIZ)] Kachi Kuja Kansatsu Nisshi (Final Fantasy IX) [English] =LWB= [Digital]
Naedoko Ikusei Kansatsu Kiroku
[Kaze no Gotoku! (Fubuki Poni, Fujutsushi)] Mahou Shoujo Zetsubou Kansatsu Kiroku (Puella Magi Madoka Magica) [Chinese] [吼姆喵个人汉化] [Digital]
bishokudenkansatsu purinsesutachinoinkokiroku
ABDUCT~Ike Nai Shiiku Kansatsu ~ | ABDUCT ~The Wrong Breeding Observation~
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~
(C86) [waterwheel (Shirota Dai)] Suguha-chan Kansatsu Nikki (Sword Art Online) [Chinese] [酉享個人漢化]
Asutoraru no shuraba kansatsu nikki
[Asahina Makoto] Shoujo Kansatsu NIkki
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki | Observation Picture Diary of Training a Pig (Accel World) [English] [biribiri]
(C90) [Sniff Dogs (Ujiie Moku)] Balse Kansatsu Nikki (Re:Zero kara Hajimeru Isekai Seikatsu)
Zannen Joushi no Kansatsu Nikki
Mama kuri kakuchou kansatsunikki | Mama's clit extension journal
Kansatsu
Jinbobo ~Abunai Shiiku Kansatsu ~ | Jinbobo ~The Dangerous Breeding Observation~
[Toshiue Onee-san Tengoku (Taki)] Boku no Oba-san Kansatsu Kiroku
Suguha-chan Kansatsu Nikki | Diario de Observación de Suguha-chan
Boku to Atago Onee-san no Natsuyasumi Sei Kansatsu Nikki
Kansatsu Shippai Shuu Vol. 8
[Toshiue Onee-san Tengoku (Taki)] Boku no Oba-san Kansatsu Kiroku [Chinese]
Koakuma no Patchouli Kansatsuki
(Reitaisai 15) [ELHEART'S (Ibuki Pon)] Zannen Joushi no Kansatsu Nikki (Touhou Project)
Kaga-san Kansatsu Nikki
[Momoyama Jirou] ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~ [English] [desudesu]
(C76) [Credit (Akikan)] Nagato Yuki-chan no Kansatsu (Suzumiya Haruhi no Yuuutsu)
(C92) [IRIOMOTE (Saryuu)] Juujin Seitai Kansatsu Kiroku [Chinese] [無邪気漢化組]
Himawari Kansatsu Nikki | Sunflower observation diary
(SPARK12) [Takenoko Poteto (Okameshi)] Ore no Oppai ga Suki Nante Doushio monai Robot da ne (New Danganronpa V3)
aibyou kansatsu nisshi
[EBA] Imouto Kansatsu Nikki 3 days (COMIC Anthurium 022 2015-02) [Chinese] [黑街汉化组]
Otouto Kansatsu Nikki
[Ichikabachika (Ojigi)] Potter-chan Kansatsuki (Harry Potter) [Digital]
(C92) [IRIOMOTE (Saryuu)] Juujin Seitai Kansatsu Kiroku
Imouto Kansatsu Nikki - The Record of Sex with My Sister
Josou Ishi no Sourou Chiryou ♥ Kansatsuki
ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~
(C94) [Yakiniku Tabetai (Derauea)] Mash Kyrielight Suimin Kansatsu Houkokusho (Fate/Grand Order) [Chinese] [绅士仓库汉化]
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge) [Chinese] [狼狼汉化组]
[Yamamoto Yammy] Nichijo bitchi seitaikansatsu [Chinese]
Hogo Kansatsu Namaiki Shounen Mesuochi Nikutai Sousa
Balse Kansatsu Nikki
(Houraigekisen! 12) [Air Box (YU-TA)] Seiki Kansatsu Nikki (Kantai Collection -KanColle-)
睡眠姦触手本
BTB-30 Wannya no Kansatsu Nikki
(C92) [Besshun-tei (Arisu Kazumi)] Friends no Oshikko Kansatsuki | FRIENDS的尿尿观察日记 (Kemono Friends) [Chinese] [檸檬茶漢化組]
(C79) [Sago-Jou (Seura Isago)] Lynette★Bishop Souchou no Injuu Miyafuji Kansatsunikki (Strike Witches)
Saber Oshikko Kansatsu
Otouto Kansatsu Nikki -Yotsukame-
Mashㆍkyrielight Suimin Kansatsu Houkokusho
Mesudorei Kansatsu Nikki ~Kimo Otoko to Mesudorei-tachi no Hibi Sono 2~
(C85) [Shukketsu Kansatsu Nikki (HemoglobinA1C)] Otsumami (Touhou Project) [Chinese] [朔夜汉化]
[Tigenabeya (Youfuu Chigetarou)] Excel-kyun no Chippai Kansatsu Nikki (Riviera the Promised Land)
(C76) [Kinakomochi (Uryu Sango)] Ookami no Kansatsuki (Spice and Wolf)
(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki