(C83) [Kyourakuen (Aku)] Yami-chan no Ansatsu Kyoushitsu (To LOVE-Ru)
[pantwo (ZIZ)] Kachi Kuja Kansatsu Nisshi (Final Fantasy IX) [Digital]
Saimin Kansatsu
(Kouroumu 10) [Sushi-ya (Haruto)] Kanyou Shokubutsu - Youmu no Kansatsu Nikki (Touhou Project)
Koakuma no Patchouli Kansatsuki
(C90) [Mousou Aria (Rurimaru)] Dousei Hajimemashita (Ansatsu Kyoushitsu)
[Yorozuya Miyakotei (Miyako no Gohan)] Heya ni Tousatsu Kiki Tsukete Jiikoui Kansatsu Shiyou no Kai (Azur Lane) [Digital]
(C90) [Sniff Dogs (Ujiie Moku)] Balse Kansatsu Nikki (Re:Zero Kara Hajimeru Isekai Seikatsu)
[Shukketsu Kansatsu Nikki (HemoglobinA1C)] Hekasushi (Touhou Project) [English] [desudesu] [Digital]
[Hatomame (Harazumi Tami)] Ike Nyotaika Keika Kansatsuki (Fire Emblem: Path of Radiance) [Digital]
Wo-Kyuu Kansatsu Nikki
(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki
Otouto Kansatsu Nikki -Mitsukame-
(HaruCC19) [Mimoton (Mimoton)] Kimi ni shika dekinai koto (Ansatsu Kyoushitsu)
(C86) [waterwheel (Shirota Dai)] Suguha-chan Kansatsu Nikki (Sword Art Online)
(COMIC1☆8) [Light Garden (Hikabe Sakuho)] Haraguro Megane no Tokoro ni Iru 〈Ansatsusha〉 ga Kawaii (Log Horizon)
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki | Observation Picture Diary of Training a Pig (Accel World) [English] [biribiri]
Darjeeling no Seikatsu Kansatsu Nisshi.
[EBA] Imouto Kansatsu Nikki 1 days (COMIC anthurium 018 2014-10) [Chinese] [名潴學園026]
(564 Jigenme) [VAPOR (NEEMA)] Karasu no Hieta Soup (Ansatsu Kyoushitsu)
[EBA] Imouto Kansatsu Nikki 2 days (COMIC Anthurium 020 2014-12) [Chinese] [名潴學園]
(C86) [Ennui Tei (Ousawa Kanata)] Nagisa-chan to Hokentaiiku! (Ansatsu Kyoushitsu) [English]
(C87) [Mysp5cm (Mareo)] Rankou Otokonoko Kyoudaidon Nama Housou
[Himeno Mikan] Iimono Mitsuketa | I Found Something Good (COMIC LO 2015-01) [English] {Mistvern}
Assassination Classroom Story About Takaoka Marrying Hazama And Hara 2
(C83) [Mousou Aria (Rurimaru)] Sense- Nurunuru Shiyo? (Ansatsu Kyoushitsu)
(C92) [Neko Pantsu] Kemono Ecchi Kansatsu Kiroku (Kemono Friends) [Chinese] [沒有漢化]
(C92) [IRIOMOTE (Saryuu)] Juujin Seitai Kansatsu Kiroku [English] [biribiri]
[Announ] Kansatsu ~Shoujo Midara Saki~ (COMIC Anthurium 2020-06) [Chinese] [下北泽幕府] [Digital]
(C92) [Neko Pantsu] Kemono Ecchi Kansatsu Kiroku (Kemono Friends) [English] [Doujins.com]
Kaga-san Kansatsu Nikki
(COMIC1☆6) [40010 1-GO (40010Prototype)] SAKKN Shinobu no Araragi Koyomi Kansatsu Nikki | SAKKN - Shinobu's Observation Diary of Araragi Koyomi (Bakemonogatari) [English] [QB-TL + doujin-moe]
(SUPER23) [Dogfes (sio)] Kagai Jugyou (Ansatsu Kyoushitsu)
Ui-chan no Onanie Teiten Kansatsu
(C85) [Shukketsu Kansatsu Nikki (HemoglobinA1C)] Otsumami (Touhou Project) [Chinese] [朔夜汉化]
Otouto Kansatsu Nikki
[Shinsei Lolishota (shuffle, kozi)] Ansatsu Otokonoko Kyoushitsu (Ansatsu Kyoushitsu) [Chinese] [瑞树汉化组] [Digital]
KarNagisa
Shoujo Choukyou Kansatsu Kiroku
Imouto ga Seishi no Kansatsu o Yamete Kurenai ~Nii-san wa Seishi Undouritsu 99%~
Seishi Kansatsu
[Naburu (Yuugai Tosho Kikaku)] Riko no Kansatsu Nisshi (COMIC Shingeki 2009-12)
Kansatsu
[RE:LAY (Kuroiwa Madoka)] PL/RAY END (Ansatsu Kyoushitsu) [Chinese] [脸肿汉化组] [Digital]
Henshin Heroine Kansatsu
(COMIC1☆8) [Light Garden (Hikabe Sakuho)] Haraguro Megane no Tokoro ni Iru (Ansatsusha) ga Kawaii (Log Horizon) [English] [EHCOVE]
(C88) [Takumiya (Goban)] Sento Isuzu Kansatsu Nikki (Amagi Brilliant Park)
(Houkago Ansatsusha PARTY!3) [Neoteny's (Aimitsu)] Wine Red Orgasm (Akuma no Riddle) [Chinese] [v.v.t.m汉化组]
Naedoko Ikusei Kansatsu Kiroku
(SC2015 Winter) [RE:LAY (Kuroiwa Madoka)] PL/RAY END (Ansatsu Kyoushitsu) [English]
Saber Oshikko Kansatsu
Kansatsu Shippai Shuu Vol. 1
(HaruCC22) [Cannabis (Shimaji)] Mob Oji-san to Iku Ningen Kansatsu Variety Saihara Shuuichi Hen (Danganronpa V3: Killing Harmony)
[Ninnindo (Tonsuke)] Mama-san Kansatsu-ki ~Tomodachi no Haha ni Yokujou Shite Shimatta Boku~ (Pokémon)
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki
[Saigado] LIVE CUM Kamomi-chan no Baai | LIVE CUM The Case of Kamomi-chan (LIVE CUM) [English] [Decensored] [Digital]
(C86) [waterwheel (Shirota Dai)] Suguha-chan Kansatsu Nikki | Suguha-chan Observation Diary (Sword Art Online) [English] {doujin-moe.us}
(Shota Scratch 18) Tashinamu 08 (Various)
Himawari Kansatsu Nikki | Sunflower observation diary
No No No -Kansatsu Friends-
Imouto Kansatsu Nikki - The Record of Sex with My Sister
Suguha-chan Kansatsu Nikki
[Okayusan] Seishi Kansatsu (COMIC Anthurium 025 2015-05) [Chinese] [无毒汉化组]
睡眠姦触手本
(C92) [IRIOMOTE (Saryuu)] Juujin Seitai Kansatsu Kiroku
ターゲットX地球 (日本語/繁體中文)
(SUPER25) [TWINTEL (Rinoko)] Teacher's sweet red bunny (Ansatsu Kyoushitsu)
(C59) [Denchuu Rui (Denchuu Rui)] Hogo Kansatsu (Naruto)
(C91) [Yakiniku Tabetai (Delaware)] Nishizumi Maho no Suimin Kansatsu (Girls und Panzer)
[Kazan no You] Target "Chikyuu" | Target "Earth" (Ansatsu Kyoushitsu) [English] [Degenerate_X]
[Akigami Satoru] Nakadashi de GO! | Go by Creampie (Kihon Muryou Kanojo NG Nashi) [English] =StatisticallyNP=
(C89) [Kotobukiza (Yuu)] MILK CROWN (Ansatsu Kyoushitsu)
[Asahina Makoto] Shoujo Kansatsu NIkki
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge) [Chinese] [狼狼汉化组]
(SUPERKansai22) [TWINTEL (Rinoko)] Iikoto Waruikoto (Ansatsu Kyoushitsu)
Assassination Classroom Story About Takaoka Marrying Hazama And Hara 1
[Shinsei Lolishota (shuffle, kozi)] Ansatsu Otokonoko Kyoushitsu (Ansatsu Kyoushitsu) [Digital]
(Houraigekisen! 12) [AIRBOX (YU-TA)] Seiki Kansatsu Nikki (Kantai Collection -KanColle-) [Chinese] [空気系☆漢化]
(COMIC1☆7) [Cinderella Complex (Tsubakiya Meguru)] Tabi no Haji wa Kakisute (Ansatsu Kyoushitsu)
Nichijou Bitch Seitai Kansatsu
Kansatsu Jikkensitsu
Itazura Shounen Kansatsu Nikki
(C85) [Shukketsu Kansatsu Nikki (HemoglobinA1C)] Otsumami (Touhou Project)
(Reitaisai 15) [ELHEART'S (Ibuki Pon)] Zannen Joushi no Kansatsu Nikki (Touhou Project)
Vila・Lilie Kansatsu Kiroku
[Showa Saishuu Sensen (Hanauna)] Vira Lilie Kansatsu Kiroku (Granblue Fantasy) [Digital]
Chou Onmitsu Ansatsu Shoujo | 초은밀 암촬 소녀
Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth
[ACID-HEAD (Murata.)] Kiru × Koro (Shinmai Fukei Kiruko-san) [English] [Al1r3os] [Digital]
Otouto Kansatsu Nikki -Futsukame-
[Sanpaku] Mama Cli Kakuchou Kansatsu Nikki | Mama's Clit Extension Journal (Mesu Inkaku Full Bokki - Clitoris to Erection) [English] [man-machine translations] [Digital]
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge) | Fumi-chan's Observation Diary (Bottom) [English] [desudesu]
Kansatsu Shippai Shuu Vol. 2
[Kiriyama] Rika no Kansatsu Kiroku (COMIC X-EROS #14) [Chinese] [无毒汉化组]
Seetai Kansatsu
(C88) [110-GROOVE (Itou Yuuji)] Koakuma no Patchouli Kansatsuki (Touhou Project)
Mobu Ojisan to Iku Ningen Kansatsu Baraeti Sai Gen Owari Ichi-hen
[Kaze no Gotoku! (Fubuki Poni, Fujutsushi)] Mahou Shoujo Zetsubou Kansatsu Kiroku (Puella Magi Madoka Magica) [Chinese] [吼姆喵个人汉化] [Digital]
[EBA] Imouto Kansatsu Nikki 3 days (COMIC Anthurium 022 2015-02) [Chinese] [黑街汉化组]
Suimin Kansatsu
Bishokuden Kansatsu Princess-tachi no Inkou Kiroku
(C85) [Sasa Chaya (Sasa Sakuno)] Nagisa-kun ga Onnanokodattara. Matome (Ansatsu Kyoushitsu)
Kansatsu Shippai Shuu Vol. 6
(COMIC1☆02) [Gokujou Resistance] Kansatsu ni Muka nai Onna (Suzumiya Haruhi no Yuuutsu)
[Yamamoto Yammy] Nichijo bitchi seitaikansatsu [Chinese]
Kansatsu Shippai Shuu Vol. 8
2D Love Doll
[Shukketsu Kansatsu Nikki (HemoglobinA1C)] おかわり (Touhou Project) [Digital]
[Momoyama Jirou] ABDUCT ~Ikenai Shiiku Kansatsu~
Nichijo bitchi seitaikansatsu
(C83) [UROBOROS (Utatane Hiroyuki)] Jiritsu Shikou Kotei Houdai "Ritsu"chan (Ansatsu Kyoushitsu)
[Ichikabachika (Ojigi)] Potter-chan Kansatsuki (Harry Potter) [Digital]
ABDUCT~Ike Nai Shiiku Kansatsu ~ | ABDUCT ~The Wrong Breeding Observation~
Kansatsu to Jissen
Hogo Kansatsu Doumei
Ecchi na Onaka Kansatsu.
[Kaze no Gotoku! (Fubuki Poni, Fujutsushi)] Mahou Shoujo Zetsubou Kansatsu Kiroku (Puella Magi Madoka Magica) [Digital]
Mama Cli Kakuchou Kansatsu Nikki | Mama's clit extension journal
[Kuritsu Yoshihiro] Marutto Kansatsu Inkou Kyoushitsu | 完全的觀察 淫交教室 [Chinese]
Friends no Oshikko Kansatsuki | FRIENDS的尿尿观察日记
[HYMNOS (Hiro Haruyoshi)] Yuusha Ikkou no Ansatsusha-kun ni Jujutsu de Otetsudai | 用咒术帮助勇者小队的暗杀者 [Chinese] [冒险者公会] [Digital]
[Tokyo Note, UOHSAOH (Amamiya Amako, Miwa Chikara)] Takotsubo Dining (Ansatsu Kyoushitsu)
[Yihyeonmin] Drug Candy Ch.0-29 (English) (YoManga)
Mansatsu de tsutte miru
Kahogo Kansatsu | Overprotective Supervision
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
Slime Kansatsu
Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~
[Nigakuriya (Nigakuri Takeshi)] Omorashi Sharo-chan Kansatsu Nikki (Gochuumon wa Usagi desu ka?) [Digital]
(C86) [Ennui-tei (Ousawa Kanata)] Nagisa-chan to Hokentaiiku! (Ansatsu Kyoushitsu) [Chinese] [瑞树汉化组]
(Dai 2-Kai Ultra Summer Festa) [Gyoukousyu (Gon., Kurosai)] Darjeeling no Seikatsu Kansatsu Nisshi. (Girls und Panzer)
[Announ] Kansatsu ~Shoujo Midara Saki~ | The Blooming Of A Lewd Girl (Harem Quest Ore to Bijo to Oppai to Isekai Nikuyoku Seikatsu) [English]
[Sanshoku Dango (Riko)] Happy Merry Christmas Birthday (Ansatsu Kyoushitsu) [English] {Shotachan}
(C87) Mousou Aria (Rurimaru)] Himitsu no Omochabako (Ansatsu Kyoushitsu)
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki (Accel World)