[Sanbun Kyoden] Observer (COMIC HOTMiLK Koime Vol. 5) [English] [Digital]

[Yameno Tanuki] Hey, sensei! [English]

Henshin Tenshi Angel Force Noah Ch. 2

Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth

(C83) [Watosato (Sugiura Sen)] Yae-chan Kenbunroku!! | Yae-chan Observation Record!! (Ganbare Goemon) [English] =TV + Chocolate=

[Announ] Shunkashoutou Harem Tengoku! Ch. 4 Haha VS Musume Sono 1 (COMIC Kuriberon DUMA 2022-04 Vol. 35) [Chinese]

SFW(Free PDF) inktober2022 illustrations (s yoshida nouskjp) [Skullgirls]

[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~ [English] [desudesu]

(C83) [WICKED HEART (ZooTAN)] Carnival! (Yu-Gi-Oh! Zexal)

Dekiai Kansatsu Nikki | A Doting Mother’s Observation Diary

(C88) [PANZERS (Okiraku Nic)] Nitorin Sex Natsu (Touhou Project)

Milking Sister Pt. 1-2 [English] [Rewrite] [EZ Rewriter]

(Kouroumu 13) [Konpekitou (Touya)] Maid Flandre Kansatsu Nikki - Maid Flandre observation diary (Touhou Project)

Suisei Observation

(C84) [Mutekei-fire (Yuuichi)] P+K+L (High Score Girl)

[Takada Kouichi] Lab Coat Female Observation [ENG]

Astral Bout Ver. 44

[Kuromahou Kenkyuujo (Nukaji)] Aniki to Kanojo no Benkyoukai [Chinese] [Digital]

[Kuritsu Yoshihiro] Marutto Kansatsu♡ Inkou Kyoushitsu - Let's Observe a Public Fuck in a Classroom

Ike Mesu Shitsuji no Maso Ochi Tettei Kenshuu | Charming Female Butler Undergoes A Ruthless Masochist Corruption Induction Course

(C67) [Mekongdelta (Zenki) & Deltaforce (Route39)] Midori Chan ni Kiwo Tsukete (Mai-HiME)

[NeonSign (DRE)] Neon's Report - Fukugougata Shukushou Gas no Kouka Sokutei | Neon's Report - The Observer Effect On Shrinking Gas [English] [Anonymous] [Digital]

[Tsukino Jyogi] Hitozuma, Mitsu to Niku

Netorase

Jinbobo ～Abunai Shiiku Kansatsu ～ | Jinbobo ~The Dangerous Breeding Observation~

Sonia's pokemon observation gone wrong

[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (Comic Megastore H 2004-05) [English] [SaHa] [Decensored]

(C63) [type=punishment (Shido Misako)] [email protected]/ (.hack//SIGN) [English] [Doujin-World]

Shishou Ana

(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki | Observation Picture Diary of Training a Pig (Accel World) [English] [biribiri]

Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~

[Sanbun Kyoden] Observer (COMIC HOTMiLK Koime Vol. 5) [English] [Digital]

Shishunki Marudashi! CH. 1

Hamakaze Mama wa Choroine desu

Kyonyuu Itoko ga Iru Kyuuka | 有巨乳表姊陪伴的假期

(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]

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

BlackCherry Anthology Shokushu Kan Mesu ni Ochi Yuku Otoko-domo Vol. 2

恋するヨコハマセクシャルラブストーリー

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

(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge) | Fumi-chan's Observation Diary (Bottom) [English] [desudesu]

(C93) [O.N Art Works (Oni-noboru)] The Enkou m@ster -collection- Soushuuhen (THE IDOLM@STER CINDERELLA GIRLS) [English] {Doujins.com}

Opera Tantei Toppatsu-bon Akirameru? Kujikezu ni Yukou!!

Houkago Hospitality 2 {doujin-moe.us}

[Rotary Engine (Kannazuki Motofumi)] Uchinoyome (Gochuumon wa Usagi desu ka?) [Digital]

(C80) [Taihi Mixer (Azusa Maxima)] Mad Dog (Muv-Luv)

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

Enkou Cyborg Sana

Observer ni Kansatsu Sareru Deutschland-kyuu Shimai

[Tempuru] Albedo & Sucrose's Isekai Observation Research Report

Netorare SAO 8 [BBC] [Chinese][满足汉化]

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

白雪騎士懷蒂

Anehama. 2 | Sister Beach 2

(C77) [Hellabunna (Iruma Kamiri)] REI - slave to the grind - REI 07: CHAPTER 06 (Dead or Alive) [English] [CGrascal]

Honor Student in the Quicksand Observation Booth =LWB=

(C88) [Samurai Ninja GREENTEA (Samurai Ninja GREENTEA)] Shiburin no Color Hon (THE IDOLM@STER CINDERELLA GIRLS)

(Shuuki Reitaisai 2) [Sunset Beach (Hammer)] Milk Mix Gensou (Touhou Project)

[Nightmare Express-Akumu no Takuhaibin-] Yokubou Kaiki 408 -Odosareta Bijin Futari New-Half Goukanma ga Kuro-gal wo Nakadashi Rape FUCK-

[riffle shuffle]Sawarite no Kuni Shippo no tsuita Sentoushuzoku (mesu) (Dragon Ball)

(C80) [Akamaya (Sisei Tokei)] Miquo Bon Miquo'te Fantasy 14 (Final Fantasy XIV)

My Big Brother Was Making a “Little Sister Observation Record,” So I Pretended to Have Zero Sexual Knowledge and All Sorts of Things Were Done to Me

Honor Student in the Quicksand Observation Booth

[Kurokura Eri] Onee-san-tachi to Sex Shiyo Ch. 3 (COMIC MILF 2022-06 Vol. 66) [Chinese] [甜族星人x我不看本子个人汉化] [Digital]

Otoguro Miya no Oasobi #1 | Miya Otoguro's Plaything #1

(Comitia100) [Metiorite Observation Center(Mi no Ji)] Mimesis

(SC2017 Winter) [Akanagi (Aikawa Tatsuki)] Saenai Main Heroine to no Sugoshikata (Saenai Heroine no Sodatekata) [Chinese] [oo君個人漢化]

(C92) [bolze. (Maru Mikan)] Izetta Mit Schwanz (Fertige Version) (Shuumatsu no Izetta)

[Yakiniku King] Off the Record (COMIC AUN 2012-09) [English] [The Lusty Lady Project]

M-o Muke Zasshifuu Doujinshi Dokutoku no Magazine Vol. 8

(C86) [waterwheel (Shirota Dai)] Suguha-chan Kansatsu Nikki | Suguha-chan Observation Diary (Sword Art Online) [English] {doujin-moe.us}

Bocchi Kaibutsu to Moumoku Shoujo

GA Doki Doki Panic!

[NeonSign (DRE)] Neon's Report - Fukugougata Shukushou Gas no Kouka Sokutei | Neon's Report - The Observer Effect On Shrinking Gas [English] [Anonymous] [Digital]

Observation Picture Diary of Training a Pig

(Reitaisai 11) [Tenrake Chaya (Ahru)] Jiichan ga Chikurin de Hirottekita Inu ga Nanka Okashii (Touhou Project)

Toy Soldiers

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

[Uniyaa (Ikinari Mojio)] Kyou no Jugyou wa, Chikyuujin no Hanshoku Katsudou no Kansatsu desu. - Today's lesson is observation of the breeding activities of earthlings. [Digital]

[Ohige Yashiki (Nishi Kimaru)] Upside Down Men [Digital]

[Ohkami Ryosuke] TS Ryuugaku-ki Ch. 3 (COMIC Unreal 2016-08 Vol. 62) [English] [Pincluc]

Maid Flandre Kansatsu Nikki - Maid Flandre observation diary

[Almarosso] Shoushika o Kaiketsu Suru Houritsu ga Dekita Kekka... 2 | The Consequence of the Birthrate Solution Law... 2 [English] [desudesu]

(C79) [X.T.C (Midou Shin)] Fox Extra (Fate/Extra)

(CR37) [Gutenberg no Musume (ko.darts)] kajin komusume chuuka na pai pai (Touhou Project)

Chichi Ochi M Joou-sama

[Ameyama Denshin] Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth (ANGEL Club 2015-07) [English] =LWB=

Omae no tsumi o kazoero

[Kawady MAX] Ingoku no Shoujo-tachi | Sexually Tortured Girls Ch. 13 (COMIC Mate 2013-02) [English] =StatistcallyNP=

[Kuritsu Yoshihiro] Marutto Kansatsu♡ Inkou Kyoushitsu - Let's Observe a Public Fuck in a Classroom

[Fence 14] Yūtōsei Futanari 1-4

Inma NO Ranbu | Lewd's Devil Reverly

[Momoyama Jirou] ABDUCT ～Ike Nai Shiiku Kansatsu～ | ABDUCT ~The Wrong Breeding Observation~ [English] [desudesu]

DOUBT 1+2+AFTER (BLONDE VER) (laliberte)

Peaceful Snail Alien Observation Logs

[Kurubusi-kai] Suisei Observation (Rozen Maiden) [ENG]

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

(SC38) [Kohakutei (Sakai Hamachi)] Ai Ga Horohoro (Spice and Wolf)

[Rurukichi] `O ni ~i… Koe, Dechau… ~Tsu'~ Shio Gyaru Hodo Beddo no ue de wa Yoku Aegu!? 1

Zensoku Mochi to Asobou!!

Kyou no Jugyou wa, Chikyuujin no Hanshoku Katsudou no Kansatsu desu | Today's Lesson is Observation of the Breeding Activities of Earthlings

Daishizenbu e Youkoso!

[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (COMIC Megastore H 2004-05) [English] [SaHa]

Futanari Sakusei Bokujou Monogatari | Futanari Cumsuckery Ranch Tale

[anchor (Yae)] Shining Violet (Fate/Grand Order)

[Junk Island (RYU)] Akuma no Chikubi Choukyou 4

(C93) [SweetsWolf (Yaguchi Kino)] Wakaba Onee-san ni Amaechatte Kudasai (THE IDOLM@STER CINDERELLA GIRLS)

[Takashi Katsuragi] Hitoduma eros vol. 6

[Toudou Kurei] Shiteshite Ageru!

(COMIC1☆8) [enuma elish (Yukimi)] Seiten Hakujitsu (Kill la Kill)

[Chuuka Naruto] Ma Oji Ch.01-05 | Evil Uncle Ch.01-05 [Digital] [English] [lodhel]

(C80) [Yasudanchi (Yasuda)] Kobato Warning (Boku wa Tomodachi ga Sukunai) [English] {doujin-moe.us}

(C80) [Kensoh Ogawa (Fukudahda)] Hanachiru Hoheto (Hanasaku Iroha)

(C81) [Finecraft69 (Isako Rokuroh)] TITS BULLETS LIMITATION (Final Fantasy VII)

[Campbell Gichou] Sisters Sandwich

Fuwa·San！

Surechigai Koi

[Kakuzatou (Various)] Ero Archive -BlueArch Icha Love Ero Goudou- (Blue Archive) [Digital] [92M part] [Chinese] [GPT机翻]

(C85) [Mattari House (Aitsu)] Ore no Haha wa Konna Nimo Kawaii! (Mattari Iroiro Soushuuhen) (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [English]

(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]

[ppatta] Yasei Ningen Kansatsu Nisshi | Wild Human Observation Record [English] [Digital]

[excess m (zzinzinz)] Chou Micchaku! Harem Elevator [Digital]

(C86) [Nagiyamasugi (Nagiyama)] Love Live! Nayami Ni Tukekomu Kitanai Otona To Kawaisou Na Maki (Love Live!) [English] [h0henD]

SICOSICO COLLECTION 01

8PㅡSPAS-12,M870 MANGA

Himawari Kansatsu Nikki | Sunflower observation diary

[Shirasudon] Seiso Hitozuma, Rinjin ni Netorareru [Chinese] [空気系☆漢化]

Iinchou no Kutsu no Naka | In her Shoe

Yuuka-chan o Oshioki!

[Overcrowd (Kusakami Akira)] PN. (Mahou Shoujo Lyrical Nanoha)

Kokka

Tanoshii Afterparty | Afterparty of Pleasure

(C91) [candy paddle (nemunemu)] OTOKONOKO FU♥ZOKU (OTOKONOKO Matome Hon 2013-2015+α) [English] [mysterymeat3]

Ukiyotensei Kawatare Shinjyutan | 浮世轉生 薄暮情亡史 Ch.1-2

Yazuki Shimai no Hijou Shoku 2 | 夜月姐妹的應急口糧2

Acme10 - In Bloom

Haruhi... Kaihatsuchuu?