[EBA] Imouto Kansatsu Nikki 1 days - 2 days
[Kuritsu Yoshihiro] Marutto Kansatsu Inkou Kyoushitsu | 完全的觀察 淫交教室 [Chinese]
[Tokyo Note, UOHSAOH (Amamiya Amako, Miwa Chikara)] Takotsubo Dining (Ansatsu Kyoushitsu)
(Reitaisai 15) [ELHEART'S (Ibuki Pon)] Zannen Joushi no Kansatsu Nikki (Touhou Project)
(C89) [Kotobukiza (Yuu)] MILK CROWN (Ansatsu Kyoushitsu)
[Suika Koron] Doukyuusei Kansatsu Catalog
[Yamamoto Yammy] Nichijou Bitch Seitai Kansatsu
(CCOsaka109) [Dendou Penguin Koujou (Fujiki)] Yasashiikimi (Ansatsu Kyoushitsu)
(COMIC1☆8) [Hiyokomochi (Tokimori Izumi)] 2D Love Doll (Ansatsu Kyoushitsu)
Mama-san Kansatsu-ki ~Tomodachi no Haha ni Yokujou Shite Shimatta Boku~
[Announ] Kansatsu ~Shoujo Midara Saki~ | The Blooming Of A Lewd Girl (Harem Quest Ore to Bijo to Oppai to Isekai Nikuyoku Seikatsu) [English]
(HaruCC21) [Miele (Ki)] Chuu 2 Han wa 3 Kosuri Han!? (Ansatsu Kyoushitsu)
[Shinsei Lolishota (shuffle, kozi)] Ansatsu Otokonoko Kyoushitsu (Ansatsu Kyoushitsu) [English] [mysterymeat3] [Digital]
Naedoko Ikusei Kansatsu Kiroku
Shoujo Kansatsu Nikki
[EBA] Imouto Kansatsu Nikki - The Record of Sex with My Sister [Digital]
(C86) [Wareme (Koppe)] Chou Onmitsu Ansatsu Shoujo 2 (PhotoKano)
Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth
[Ruku-Pusyu (Orihata)] Bio Hazard 0 Rebecca Zansatsu Hon (Resident Evil)
(C85) [Tokyo Note, UOHSAOH (Amamiya Amako)] Otona no Shuugakuryokou (Ansatsu Kyoushitsu)
(C91) [Yakiniku Tabetai (Derauea)] Nishizumi Maho no Suimin Kansatsu (Girls und Panzer) [Chinese] [瓜皮汉化]
[Raven] Aiken Musume Kansatsu Nikki
(C85) [Sasa Chaya (Sasa Sakuno)] Nagisa-kun ga Onnanokodattara. Matome (Ansatsu Kyoushitsu)
(SUPER23) [Dogfes (sio)] Kagai Jugyou (Ansatsu Kyoushitsu)
(C94) [Tengu Kotengu (Kotengu)] Boku to Atago Onee-san no Natsuyasumi Sei Kansatsu Nikki (Azur Lane) [Chinese] [空気系☆漢化]
Slime Kansatsu
[Chi-Ra-Rhyzhm (Hidaka Toworu)] Shoujo Choukyou Kansatsu Kiroku [Digital]
(C74) [Amadeus no Isan (Fujihara Shu, Aoba Shou)] Tengu no Kansatsu Nikki (Touhou Project)
[Kacchuu Musume] Gokudou Kansatsu Nikki (Various)
[Sanshoku Dango (Riko)] Happy Merry Christmas Birthday (Ansatsu Kyoushitsu) [Chinese] [theoldestcat汉化]
(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]
Mama Cli Kakuchou Kansatsu Nikki | Mama's clit extension journal
(SUPERKansai21) [TWINTEL (Rinoko)] Otsuki ♂ Ai Hajimatte Mashita (Ansatsu Kyoushitsu)
Kansatsu Shippai Shuu Vol. 8
(C92) [Neko Pantsu] Kemono Ecchi Kansatsu Kiroku (Kemono Friends) [English] [Doujins.com]
Seetai Kansatsu
(C92) [IRIOMOTE (Saryuu)] Juujin Seitai Kansatsu Kiroku [English] [biribiri]
Mokuhyo「Chikyu」
[OnSlant (Sharu)] Nagisa-chan wa Okigaechuu!! (Ansatsu Kyoushitsu) [Digital]
Boku no Oba-san Kansatsu Kiroku
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki (Accel World)
Kansatsu Sketch
Tsuma ga Kakushiteita Video... ~Motokare Netorase Kansatsuki~ Kouhen
(COMIC1☆8) [Light Garden (Hikabe Sakuho)] Haraguro Megane no Tokoro ni Iru 〈Ansatsusha〉 ga Kawaii (Log Horizon)
[Yamamoto Yammy] Nichijou Bitch Seitai Kansatsu | 日常淫蕩女性体観察 [Chinese]
Jikken Seibetsu Kansatsu
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~
[Asahina Makoto] Shoujo Kansatsu Nikki [Chinese]
[Sanpaku] Mama Cli Kakuchou Kansatsu Nikki | Mama's Clit Extension Journal (Mesu Inkaku Full Bokki - Clitoris to Erection) [English] [man-machine translations] [Digital]
Kansatsu Shippai Shuu Vol. 6
[Shinkū ryūshi-ryū]Ero kyōshitsu - BG CP - ansatsu R 18 practice (Ansatsu Kyoushitsu)
(C76) [Kinakomochi (Uryu Sango)] Ookami no Kansatsuki (Spice and Wolf)
[Okayusan] Seishi Kansatsu (COMIC Anthurium 025 2015-05) [Chinese] [无毒汉化组]
(C86) [TLE (Fujiyama Takashi)] KanMusu Chichi kosu Kansatsu Kiroku Rei (Kantai Collection -KanColle-)
(Reitaisai 16) [Lolimate Seizou Koujou (Lolimate)] Suyasuya Kyouko-chan o Osawari Kansatsu (Touhou Project) [Chinese] [Lolipoi汉化组]
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki | Sunflower observation diary [English] [ATF]
BTB-30 Wannya no Kansatsu Nikki
[Nohri Isawa] Naisho no Kansatsu Nikki (Secret Observation Journal) [English] [Mistvern]
(C86) [Ennui Tei (Ousawa Kanata)] Nagisa-chan to Hokentaiiku! (Ansatsu Kyoushitsu) [English]
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
(C83) [UROBOROS (Utatane Hiroyuki)] Jiritsu Shikou Kotei Houdai "Ritsu"chan (Ansatsu Kyoushitsu)
Imouto Kansatsu Nikki - The Record of Sex with My Sister
Seetai kansatsutsuu