Ansatsu Kyoush

(C89) [Atariya Kyoushitsu (Mokumokuren)] Reimu to Love Love Life! (Touhou Project)

COMIC Muga 2003-12

(COMITIA92) [Marked-two (Maa-kun, Shichijou)] Fumi-chan no Kansatsu Nikki (Jou) | Fumi-chan's Observation Diary (Top) [English] [desudesu]

Ui-chan no Onanie Teiten Kansatsu

[Subesube 1kg (Narita Kyousha)] 9-Ji Kara 5-ji Made no Koibito 10

(Houraigekisen! 12) [Air Box (YU-TA)] Seiki Kansatsu Nikki (Kantai Collection -KanColle-)

[Tokyo Note, UOHSAOH (Amamiya Amako)] ハッピーエンドに憧れて (Ansatsu Kyoushitsu)

Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol. 3

[Wakino Keibun] Kansatsu Jikkensitsu [Digital]

(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]

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Chocolat Haijo Irai 01 (Kirakira PreCure a la Mode) [English] {doujins.com} [Digital]

(C90) [Orange Restaurant (Naoya)] Kyousha Full Course 1~5 Soushuuhen

Assassination Classroom Story About Takaoka Marrying Hazama And Hara 1

Ecchi na Onaka Kansatsu.

Kaa-san ga Nandemo Shite Kureru Dainikai

[Kishizuka Kenji] Onna Kyoushi ni Tsugu 3 Eigo Kyoushi Emily (Onna Kyoushi ni Tsugu) [Chinese]

(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki

[Kuritsu Yoshihiro] Marutto Kansatsu Inkou Kyoushitsu | 完全的觀察 淫交教室 [Chinese]

[SubeSube1kg(narita kyousha)] NINE to FIVE LOVER Dai 1 wa

(C85) [Shukketsu Kansatsu Nikki (HemoglobinA1C)] Otsumami (Touhou Project) [Chinese] [朔夜汉化]

Nichijou Bitch Seitai Kansatsu

(CT30) [7cm (nase)] Yousuru ni Jitsuryoku Koushi. (Youkoso Jitsuryoku Shijou Shugi no Kyoushitsu e) [English] [Mikakunin]

Balse Kansatsu Nikki

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Ashita Nante, mou Konaindakara. (Hugtto! PreCure) [Digital]

Imouto Kansatsu Nikki - The Record of Sex with My Sister

(C92) [Datenshi no Ana (Decarabia)] Appendix 27 (Youkoso Jitsuryoku Shijou Shugi no Kyoushitsu e)

(C62) [AXZ (Various)] UNDER BLUE 6 (Haja Kyosei Great Dangaioh)

(C88) [110-GROOVE (Itou Yuuji)] Koakuma no Patchouli Kansatsuki (Touhou Project)

[Touka Genteki] Kansatsu Shippai Shuu Vol. 8

Nyuuri Keizoku Kyousha Kikan saint

(C85) [Bakuretsu Fuusen (Denkichi)] Kyousha Initsu no Homeostasis | Lewd Luxury of Homeostasis (Steins;Gate) [English] {doujin-moe.us}

[Uesugi Kyoushirou] Konya mo Onee-san to... - Tonight with my sister... [Digital]

[Subesube 1kg (Narita Kyousha)] 9-Ji Kara 5-ji Made no Koibito Dai Roku.Roku wa - Nine to Five Lover [English] [friggo]

(Reitaisai 10) [Atariya Kyoushitsu (Mokumokuren)] DeliHeal-jou Sanae-san ga Yattekita!! (Touhou Project) [Chinese] [Decensored]

Yousei Kansatsu

(C89) [Hakuginmokusei (Various)] Kanmusu Issei Kyousha ~Rengeki~ (Kantai Collection -KanColle-) [English] [SMDC]

[rbooks] Biyaku de Seijuu to Kashita Yuusha-sama ga Machi Musume ya Ouhi o Osotte dopyu-dopyu Sarete Tanezuke SEX Shichau Hanashi [Digital]

Tenshi ga Kawaru Toki

Kahogo Kansatsu | Overprotective Supervision

[Uesugi Kyoushirou] Matte Kudasai Ojou-sama | Yappari Suki desu, Ojou-sama

(Senka no Toki 2) [Kyoushuugata (Takako)] また君に恋してる (Touken Ranbu)

Suimin Kansatsu

[Kakashi Asahiro] Boku Ga Onna Kyoushi De Onna Kyoushi Ga Boku De (COMIC Ero-tama 2014-03 Vol. 1) [English]

Mokuhyo「Chikyu」

(Bokura wa Koroshiya) [Lovcis (Mihane Rio)] Nagisa no High Collar Karma (Ansatsu Kyoushitsu)

COMIC Megastore 2006-11

[SubeSube1kg (Narita Kyousha)] Nine to Five Lover Vol. 3 [English][Nemui]

9-Ji Kara 5-ji Made no Koibito Dai 13-I wa - Nine to Five Lover

St. Margareta Gakuen Koku Ch. 7 Shiiku Chibu Ikusei Kansatsu Nikki Sono 3 | 圣玛格丽特学园 酷 第7话 饲育耻部育成观察日记 其三

[Uesugi Kyoushirou] Boku no Konatsu-senpai (COMIC Tenma 2014-11) [English] {NecroManCr}

Nekomimi Shoujo Kansatsu Kiroku | 貓耳少女觀察記錄

(C77) [BUFFALOW PROPAGANDA. (Oshare Kyoushitsu.)] Parabellum [English] =LWB=

Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Ochinpo Miko Anyaku (Granblue Fantasy) [English] {Hennojin} [Digital]

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Underg Dream ~Seishin Osen~ | 安達格・夢 ~精神污染~ (Hirogaru Sky! Precure) [Chinese] [花火A梦便宜机翻] [Digital]

[Nohri Isawa] Naisho no Kansatsu Nikki (Secret Observation Journal) [English] [Mistvern]

(C81) [Kikkaya (Uesugu Kyoushirou, Sakaki Yuino)] Chiisai Hou ga Ii ga Oppai wa Ookii Hou ga Ii. (WORKING!!)

Comic Megastore 2004-02

[Sanshoku Dango (Riko)] Happy Merry Christmas Birthday (Ansatsu Kyoushitsu) [Chinese] [theoldestcat汉化]

[ACID-HEAD (Murata.)] Kiru × Koro (Shinmai Fukei Kiruko-san) [Digital]

Kansatsu Sketch

[Uesugi Kyoushirou] Idol wa Seichouki Ch. 1-2

(C72) [BUFFALOW PROPAGANDA. (Oshare Kyoushitsu.)] MAI DOG LOVE 2 [English] =LWB=

Futanarika Oyobi Seiyoku Zoukyou Arts Keika Kansatsu Kiroku Jutsushihen | 扶她化及性欲增强源石技艺观察记录 术士篇

(SC2016 Autumn) [Gyunyu-Gekijo (Gyunyu)] Futanari Danchou ni Shojo♂ o Sasagete Mesuochi suru Ansatsusha nante Iru Wake Nai daro! (Granblue Fantasy)

[Go! Go! Heaven!!] Bakunyuu Onna Kyoushi no Nakadashi Kateihoumon 27 -Taiiku Tantou Kyoushi Megumi 3- Colored Version

Black Widow Kokui no Ansatsu Hime

(C87) [Hakuginmokusei (Various)] Kanmusu Issei Kyousha (Kantai Collection -KanColle-)

Nyuuri Keizoku Kyousha Kikan Go

(COMIC1☆8) [Light Garden (Hikabe Sakuho)] Haraguro Megane no Tokoro ni Iru (Ansatsusha) ga Kawaii (Log Horizon) [English] [EHCOVE]

(C89) [Kotobukiza (Yuu)] MILK CROWN (Ansatsu Kyoushitsu)

(C87) [POM (Shishamo)] Hiroto no Chikoku Daisakusen (Ansatsu Kyoushitsu)

(C84) [Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Kyunkyun Masenrei (DokiDoki! Precure)

Shoujo Kansatsu Nikki ~ Moriyama Haname no Higeki

Nyuuri Keizoku Kyousha Kikan CCC | Continuous Ejaculations By Her Big Breasts

(C86) [Atariya Kyoushitsu (Mokumokuren)] Youmu-chan Love Love Sex (Touhou Project)

Nichijo bitchi seitaikansatsu

[Narita Kyousha] 9-ji kara 5-ji made no Koibito 8 [English][Amoskandy]

Otsumami

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Sunshine Corruption (Heartcatch Precure) [Digital]

[Neko no Youchuu Kansatsukai (Neko no Youchuu)] Himitsu Shinryou Kiroku (Arknights) [Digital]

Goumon Rengoku 5

Gekkan Comic Muga 2005-09 Vol.24

Kukkoro Heroines Vol. 35

Karu Ai R18 Matome

COMIC Megastore 2005-08

ABDUCT ～Ike Nai Shiiku Kansatsu～ | ABDUCT ~The Wrong Breeding Observation~

Sento Isuzu Kansatsu Nikki

[Himeno Mikan] Iimono Mitsuketa | I Found Something Good (COMIC LO 2015-01) [English] {Mistvern}

(C79) [Sago-Jou (Seura Isago)] Lynette★Bishop Souchou no Injuu Miyafuji Kansatsunikki (Strike Witches)

[Yihyeonmin] Drug Candy Ch.0-29 (English) (YoManga)

COMIC MUGA [2004-10] Vol. 14

[Toshiue Onee-san Tengoku (Taki)] Boku no Oba-san Kansatsu Kiroku

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Uchi ga Gal-ka!? Sonna no Bucchake Arieneeshi! White Hen (Futari wa Precure) [Digital]

Kaihatsu sare Tsuzukeru Kyuudou JK ～ Seibutsu Kyoushi no Ecchi na Tokubetsu Hoshuu ~ Vol. 1

[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]

[Chuuka Naruto] Jokyoushi Kyouko -Kairaku Choukyoushitsu- | Female Teacher Kyouko [English] {SaHa}

Otouto Kansatsu Nikki

Gekkan Comic Muga 2004-06 Vol.10

[Narita Kyousha] Muchi Mesu ♥ Byururuu!!

(C87) [Kikkaya (Uesugi Kyoushirou, Sakaki Yuino)] has a nice ring to it - Hibiki ga Ii (THE iDOLM@STER)

(C87) Mousou Aria (Rurimaru)] Himitsu no Omochabako (Ansatsu Kyoushitsu)

[Uesugi Kyoushirou] Josou Shitetara DoS Kyonyuu Kaseifu ni Kousoku Sarete Anal Mesuiki Shichaimashita (COMIC Grape Vol. 30) [English] [desudesu] [Digital]

Shoujo Choukyou Kansatsu Kiroku

Nyuuri Keizoku Kyousha Kikan Ni

Boku to Atago Onee-san no Natsuyasumi Sei Kansatsu Nikki

Nagato Yuki-chan no Kansatsu

[Kuroi Kyoushitsu (Yamigen)] Shiori Sensei no Oshiri - Kidou! Remocon Sensei no Maki -

Himitsu Shinryou Kiroku | Secret Medical Record

Oku-san ga Shiranai Kairaku | The Pleasure Married Women Do Not Know

Kimi ni shika dekinai koto

[Ruku-Pusyu (Orihata)] Bio Hazard 0 Rebecca Zansatsu Hon (Resident Evil)

Noa to Sougo Kansatsu Sawari Aikko

[Narita Kyousha] Houkago Made Mate Nai - Can't Wait 'til After School Ch. 1-2 [English] [Sei-Jin]

Nine to Five Lover 7-1

Futanari Danchou ni Shojo♂ o Sasagete Mesuochi suru Ansatsusha nante Iru Wake Nai daro!

Nyuuri Keizoku Kyousha Kikan Yon

(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki | Sunflower observation diary [English] [ATF]

[Subesube 1kg (Narita Kyousha)] 9-Ji Kara 5-ji Made no Koibito Dai 13-I wa - Nine to Five Lover [English] [Fated Circle]

[EBA] Imouto Kansatsu Nikki 1 days (COMIC anthurium 018 2014-10) [Chinese] [名潴學園026]

(C77) [BUFFALOW PROPAGANDA. (Oshare Kyoushitsu.)] Parabellum

(C90) [Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Densetsu no Mahou Tsukai wa Kyou Inaku Narimashita (Mahou Tsukai Precure!) [English] [desudesu]

COMIC Purumelo 2010-01 [Digital]

Nyuuri Keizoku Kyousha Kikan Juu

Kansatsu Shippai Shuu Vol. 8

[Chuuka Naruto] Jokyoushi Reiko ~Saiin Choukyoushitsu~ [Chinese]

[RE:LAY (Kuroiwa Madoka)] PL/RAY END (Ansatsu Kyoushitsu) [Digital]

(COMIC1☆2) [Takanaedoko (Takanae Kyourin)] Naedoko Ikusei Kansatsu Kiroku (Various)

Renai Kyousha! Osakabe-chan

Saimin Kansatsu

Mob Oji-san to Iku Ningen Kansatsu Variety Saihara Shuuichi Hen

[Cuvie] Kansatsu to Jissen (COMIC Kairakuten BEAST 2018-08) [Chinese] [康仲傑下來打躲避球] [Digital]

Nyuuri Keizoku Kyousha Kikan Juuichi

[Narita Kyousha] 9-ji kara 5-ji made no Koibito Vol.2

[pantwo (ZIZ)] Kachi Kuja Kansatsu Nisshi (Final Fantasy IX) [English] =LWB= [Digital]

(C82) [Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Purikyua Haijyo Irai Zenpen (Pretty Cure)

[BYMAN] Sex Knights-Erotic Sensuality & Perception Ch.1-14 (English) (Ongoing)

Mesu Ochi Kansatsu Nikki - Mushoku Ojisan No Onaho Yome Ni Sare Te Shimatta Otokonoko No Matsuro...

[Vadass (Oltlo)] Dekiai Kansatsu Nikki | Mother's Love Observation Journal [English] [Tigoris Translates] [Digital] [Bar Censor]

(COMIC1☆9) [Kikkaya (Uesugi Kyoushirou, Sakaki Yuino)] Sumimasen. (THE IDOLM@STER CINDERELLA GIRLS) [English]

Bietsu no Toiki

Kansatsu Shippai Shuu Vol. 2

Saikyoushu no Futari ga Nanika Hen na Potion de Ecchi ni Nacchatta

[Subesube 1kg (Narita Kyousha)] 9-ji kara 5-ji made no Koibito 5.9 [Chinese] [ssps漢化]

(COMIC1☆7) [Kikkaya (Uesugi Kyoushirou, Sakaki Yuino)] Maou no Moribito (Maoyuu Maou Yuusha)

(COMIC1☆9) [Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Precure Masenrei 2 (Pretty Cure)

(C66) [AXZ (Various)] UNDER BLUE 10 (R.O.D Read Or Die)

(C85) [Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Sunny Ankoku Hentai 01 (Smile Precure!)

COMIC Purumelo 2010-12 [Digital]

[Kishizuka Kenji] Onna Kyoushi ni Tsugu 1 Taiiku Kyoushi Minagawa Midori | Targeting Female Teachers 1. P.E. Teacher - Midori Minagawa (Onna Kyoushi ni Tsugu) [English] =7BA+NEM=