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
Nakama to Issen Koechau Hon
[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (COMIC Megastore H 2004-05) [English] [SaHa]
[Groucho (Enkin)] Azuki Azusa no Hentai teki na Seikatsu. (Hentai Ouji to Warawanai Neko.)
[Ikoma Ippei] Tsuma o Shakkin no Tame ni Sashidashita Watashi no Ohanashi Ch.01-04 | My Story I Gave My Wife For Debt Ch.01-04 [English] [Digital] [lodhel]
打ち上げ泥酔姦hksfyk
(C61) [M (Various)] T.r.D sPO-RTSm
[PD] Sex Guardian 4
TOKI to MEKI -Tomatta Sekai de Majiwaru Toiki- | Toki & Meki -Sexual Breaths in a Time-Frozen World- Ch. 1-2
Raikou Kobonnou
[Jamming] Catch the Heart
Observer ni Kansatsu Sareru Deutschland-kyuu Shimai
Keasute
Otokonoko Kizuna Ai Rakugaki Bon
Rikuson-chan's Secret
[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (Comic Megastore H 2004-05) [English] [SaHa] [Decensored]
Kyou no Jugyou wa, Chikyuujin no Hanshoku Katsudou no Kansatsu desu | Today's Lesson is Observation of the Breeding Activities of Earthlings
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report
COMIC Penguin Club 2014-09
[Ao Banana] Sexercise Daisakusen | Sexercise Grand Strategy (COMIC Shitsurakuten 2015-11) [English] [sureok1]
Rnd4
(C80) [Peto-ya] dq3 Manga CG-shuu (Dragon Quest III)
Red Zone 3
"Studious" "Ecchi Kimochiii"
Konyoku Onsen Chihayu | Mixed Bathing Lust Hot Spring Chihaya
[Vadass (Oltlo)] Dekiai Kansatsu Nikki | Mother's Love Observation Journal [English] [Tigoris Translates] [Digital] [Bar Censor]
Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth
[Pinochika] suimin kan anisakisu
(Comitia100) [Metiorite Observation Center(Mi no Ji)] Mimesis
Dekiai Kansatsu Nikki | A Doting Mother’s Observation Diary
Ushiwaka Marumaru
FF7 - Prima Materia (Yaoi)
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~ [English] [desudesu]
(C90) [MURDERHOUSE (Workaholic)] Oshiete! Syaoran-kun | Teach Me! Syaoran-kun (Cardcaptor Sakura) [English] {Hennojin}
Fumajimena Tsuma
(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]
[Muramuramura (Muramurabeat)] Furefure SeFri (Hugtto! PreCure)
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki | Sunflower observation diary [English] [ATF]
Koe wo Kikasete
ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~
Mama Doko Doko - Mom! Where are you?
Nocturnal Swan
Hatsu NanoFei. + Rein Zetchou ALL Full Color Soushuuhen Shinsouban
(C83) [Watosato (Sugiura Sen)] Yae-chan Kenbunroku!! | Yae-chan Observation Record!! (Ganbare Goemon) [English] =TV + Chocolate=
Seraphita Vol. 4
Married Life with Kirigiri-san
♪Guchamaze Kataomoi
[Zucchini] Soukan Twins | Incest Twins (Boku wa Kanojo no Marmot!) [English] {cheesey}
Kokyou no Tama Baa-sama
[Borusiti] Wasurerarenaku Shiteagerukara | I'll Do It So You Won't Forget (COMIC HOTMILK 2023-12) [English] [Digital]
Idol Saimin Kakete Kuru
(C86) [Himeya (Abe Inori)] Ian Senkan Shimai (Kantai Collection -KanColle-)
Suisei Observation
BanDrea Nonke-bu Matome
Jinbobo ~Abunai Shiiku Kansatsu ~ | Jinbobo ~The Dangerous Breeding Observation~
[Sumomo Dou (Sumomo EX)] Vivian Bessatsu 29
[Kuritsu Yoshihiro] Marutto Kansatsu♡ Inkou Kyoushitsu - Let's Observe a Public Fuck in a Classroom
[Announ] Shunkashoutou Harem Tengoku! Dai 3-Wa Honjitsu Wa Fuyubiyori ~ (COMIC Kuriberon DUMA 2022-02 Vol. 33) [Chinese]
[NeonSign (DRE)] Neon's Report - Fukugougata Shukushou Gas no Kouka Sokutei | Neon's Report - The Observer Effect On Shrinking Gas [English] [Anonymous] [Digital]
Girisisu Training
Ichigo-chan to
[Matsutou Tomoki] The Rumored Hostess-kun Chapter 1 - Yoh is a Hostess-kun! [English] [mysterymeat3]
Carnival 32 - Omezame wa Ikaga desu ka?
[Ameyama Denshin] Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth (ANGEL Club 2015-07) [English] =LWB=
[Hroz] Succubus no San Shimai | Three Succubus Sisters [English] [4dawgz + Thetsuuyaku] [Digital]
[Fujitsuna] Ore ga Nyotaika Deliheal-jou!? Hajimete no Kyaku ga Shinyuutte... Uso! (1)
[Shirasudon] Inran Gakusei Kuromine-san to Shirosaki-san no Yuuwaku
Zettai Makai Buzamaria 01.
Shinya no Dokidoki Blend
[Kurubusi-kai] Suisei Observation (Rozen Maiden) [ENG]
The Spirit of Capitalism
(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]
(ComiComi14) [Asaki Blog Branch Office (Asaki Takayuki)] Geass no Onna no Ko to Ecchi na Koto Suru Hon (Code Geass: Lelouch of the Rebellion)
YuiAzu!
[Qunami Himehiko, Akahige] Gifu no Nurunuru Massage ~Musume no Kori o Asa kara Kurikuri~ | 義父的濕答答按摩~一早幫忙女兒放鬆肌肉~ Ch. 9 [Chinese]
Honor Student in the Quicksand Observation Booth =LWB=
WEEKLY Kairakuten 2022 No.04
(C94) [Three M (Mumumu)] Minami-san Sensational (Kari)
[e]Marking(Dragon Quest IV,Dragon Quest VI)[Chinese][Digital]
[Oneekyou (ML)] Chun-kan (Street Fighter) [Digital]
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki | Observation Picture Diary of Training a Pig (Accel World) [English] [biribiri]
[BIG GYM (Fujimoto Gou, Toriki Kuuya)] Okinawa Slave Island 06 [Chinese] [日曜日汉化]
[Milkdou Shoukai (Milk Koubou)] Oyako (Futari) to Boshi (Futari). Imouto ga Tou-san no Tsuma ni Natta node, Boku wa Kaa-san o Tsuma ni Shimasu...
(COMIC1☆9) [Gravidan (Kobayashi Tetsuya)] Watashitachi no Shuumatsu
[Sanbun Kyoden] Observer (COMIC HOTMiLK Koime Vol. 5) [English] [Digital]
(C84) [Toluene Ittokan (Pierre Norano)] KETSU! MEGATON SHINGEKI (Shingeki no Kyojin) [English] [SMDC]
(Sendaiki) Ude Hadaka Full Match [English] [_ragdoll]
Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~
[Toruneko] Konna Mune demo Aisaretai!! (Anoko to Iikoto) [Chinese]
Newly Weds Newly Bed
Oeyama suimutan utsukushiki oni no toraware hime | 大江山醉夢逸話 美麗的鬼與被囚禁的公主 Ch. 1-9