High School Freak IV
(Kouroumu 13) [Konpekitou (Touya)] Maid Flandre Kansatsu Nikki - Maid Flandre observation diary (Touhou Project)
[千葉産地 (ミー助)] タバサ16歳、オークと親子ごっこに興ずる
Queen of Snow The Beginning
Arona In Love Doll
Hatsujou Approach Saishuuwa
Himawari Kansatsu Nikki | Sunflower observation diary
(COMIC1☆8) [Ichigosize (Natsume Eri)] Teitoku! Bokutachi To Nakayoku Shiyou Yo! (Kantai Collection -KanColle-)
(COMIC1☆10) [Imitation Moon (Narumi Yuu)] "A Subaru-kun Ecchi Shimasu?" "Chotto Barusu Nani Jiro Jiro Miten no yo" (Re:Zero Kara Hajimeru Isekai Seikatsu) [Chinese] [脸肿汉化组]
[Barusukye] Tentai kansoku no kaeri (Yotsubato!) (Ongoing)
[Gambler Club (Kousaka Jun)] Pretty Sammy (Mahou Shoujo Pretty Sammy)
(C80) [STUDIO HUAN (Raidon)] Char to Cecilia to Sonota to Ousama Game! (IS <Infinite Stratos>)
(C85) [Märchen BOX (Various)] KanColle Paradise (Kantai Collection -KanColle-)
Rii Takashi Hazure no Hatsujou | Rii Takashi's Missing Heat
(HaruCC20) [Hanadokei (Haruko)] Inkou Zanmai (World Trigger)
古城のプリンス
Saikyou no Henshin Heroine Part2
ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~
(COMIC1☆10) [Imitation Moon (Narumi Yuu)] `A Subaru-kun Ecchi Shimasu?'`Chotto Barusu Nani Jiro Jiro Miten no Yo' (Re:Zero Kara Hajimeru Isekai Seikatsu) [Sample]
(COMITIA92) [Marked-two (Maa-kun, Shichijou)] Fumi-chan no Kansatsu Nikki (Jou) | Fumi-chan's Observation Diary (Top) [English] [desudesu]
[R+birth Day (Higashi)] Seishun Ephemeral (Macross Frontier)
Peaceful Snail Alien Observation Logs
[Momoyama Jirou] ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~ [English] [desudesu]
[Makutsutei (Nagai Wataru)] Orgasm Unit EX -Mahou Senshi Akari Ch. 3 [Chinese] [这很恶堕 x Lolipoi汉化组]
(C90) [Ikaring (Ajishio)] Korwa-san no Chissa na Mizugi de H ni Hatsujou suru Kikuudan (Granblue Fantasy) [English] [Dundrf] [Incomplete]
(C88) [TUKIBUTO (Hyouju Issei)] Saraba, Kyoukujitsu (Kantai Collection -KanColle-) [English] [XCX Scans]
[NeonSign (DRE)] Neon's Report - Fukugougata Shukushou Gas no Kouka Sokutei | Neon's Report - The Observer Effect On Shrinking Gas [English] [Anonymous] [Digital]
[RINARINA (Shima Mitsuru)] Imouto Kenkyuu Nisshi 3 (Sister Princess)
[Aji Ponntarou] Ase to Ane to Koigokoro (Namaiki! 2013-01) [Chinese] [Digital]
Overflow
(Comitia100) [Metiorite Observation Center(Mi no Ji)] Mimesis
[Monorino] Pinkerton Ch.1-2 [Chinese]
"A Subaru-kun Ecchi Shimasu?" "Chotto Barusu Nani Jiro Jiro Miten no yo" {doujin-moe.us}
(C99) [Hyper Houbokujou (Hitsujinx)] Otokonoko Ecchi no Shikata
Onedari Honey Trap
Moujhu - Bête Obscène
Hibi mo Tsumoreba Koi to Naru | 日積月累的戀情
Harimano Manga Michi 1
Gureta Sodoko
Kachou Nyuugetsu 3
[Can Do Now! (Minarai Zouhyou)] Futari aruki 2 (Moyashimon)
[Takada Kouichi] Lab Coat Female Observation [ENG]
[Barusukye] Shizuka-chan no Sainan (Doraemon)
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki | Sunflower observation diary [English] [ATF]
[Sanbun Kyoden] Observer (COMIC HOTMiLK Koime Vol. 5) [English] [Digital]
[Kusatsu Terunyo] Maotoko [Chinese]
Wasuremono
[Touma Ran] Hakudakugurui - Addicted to White Muddiness
Sonia's pokemon observation gone wrong
(C75) [AZA+ (Yoshimune)] Okkina Neko Pai (Final Fantasy XI)
JC Saimin de Seikyouiku 3 | Teaching a Beautiful Young Girl Sex-Ed via Hypnosis 3
[Kuritsu Yoshihiro] Marutto Kansatsu♡ Inkou Kyoushitsu - Let's Observe a Public Fuck in a Classroom
(C83) [Watosato (Sugiura Sen)] Yae-chan Kenbunroku!! | Yae-chan Observation Record!! (Ganbare Goemon) [English] =TV + Chocolate=
[Tsubaki Jushirou] Sister Mix
Otome wa Boku o Okashiteru
(Futaket 5) [Niku Ringo (Kakugari Kyoudai)] NIPPON IMPOSSIBLE (Street Fighter IV) [English] [Brolen] [Decensored]
Natsu no Arbeit
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (Comic Megastore H 2004-05) [English] [SaHa] [Decensored]
[Momoyama Jirou] Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~ [English] [desudesu]
[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (COMIC Megastore H 2004-05) [English] [SaHa]
(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]
(SC49) [Marked-two (Maa-kun, Juuichijou)] Fumi-chan no Kansatsu Nikki (Ge) | Fumi-chan's Observation Diary (Bottom) [English] [desudesu]
Latent Couple
(C86) [waterwheel (Shirota Dai)] Suguha-chan Kansatsu Nikki | Suguha-chan Observation Diary (Sword Art Online) [English] {doujin-moe.us}
Icha Love Daisakusen {NecroManCr}
Jinbobo ~Abunai Shiiku Kansatsu ~ | Jinbobo ~The Dangerous Breeding Observation~
ABDUCT~Ike Nai Shiiku Kansatsu ~ | ABDUCT ~The Wrong Breeding Observation~
[Vadass (Oltlo)] Dekiai Kansatsu Nikki | Mother's Love Observation Journal [English] [Tigoris Translates] [Digital] [Bar Censor]
乙女の記録 うたかたの夢
(C93) [nul_Neverland (Navier Haruka 2T)] Deli Succu!! -DeliHeal Yondara Succubus ga Kita Repo-
Mijime Ijime Watashi wa Class no Wanko
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
[KAZAMA DoJo (Mucc)] Oppai Mama to Ichaicha Harem | Lovey-dovey Big Tiddy Mommy Harem -Short Stories [English] [2d-market]
Honor Student in the Quicksand Observation Booth
Senpai Heating
[Fukami Otoha] 学校でウゲェーって憑依するえっちなやつ
Observation Picture Diary of Training a Pig
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki | Observation Picture Diary of Training a Pig (Accel World) [English] [biribiri]
Observer ni Kansatsu Sareru Deutschland-kyuu Shimai
(C94) [Petit Ego! (Nuruken)] Senzoku Onee-san to Chiisana Senpai (Fate/Grand Order)
[Kouda Tomohiro] Petit-Roid 3 Vol.1
[Satsuki Imonet] Tsuma Fes ~Daisanya~ - Milf Creampie Festival!!!
Comic Papipo 1999-04
[Kaiki Nisshoku (Ayano Naoto)] Nogami Saeko Kikiippatsu!! (City Hunter) [2019-03-17]
Hinnyuu Kanojo no Bakunyuu Imouto ni Koufun Shite Boku wa......
Bukatsudou Seiteki Gyakutai Inpei Manga
Dorei Kishi 2
[110-GROOVE (Itou Yuuji)] 『東方子宮脱合同誌』 (Touhou Project)
Dekiai Kansatsu Nikki | A Doting Mother’s Observation Diary
[Oishii Oshiri Cafe (Oishii Oshiri)] Elf Oyako Seidorei Ichiba nite Hanbaichuu [Chinese] [逃亡者×真不可视汉化组]
[Barusukye] Queen of Snow the beginning (Frozen) (Ongoing)
(COMIC1☆14) [Sheepfold (Tachibana Yuu)] KYOURYU no naka no PARASITE (DARLING in the FRANXX) [English]
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report
Houkago LoveHokenshitsu! Amor en la enfermería después de clase
URAHARA Bind
[Himeno Mikan] Hatsukoi Oppai | First-Love Boobies (COMIC LO 2015-03) [English] {Mistvern}
[Hori Hiroaki] Aaan Megami-sama [English] [desudesu] [Decensored]
Sennpai no Kikenna Ude no Naka | 于前辈危险的手腕中
Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~
Hammann Yottenai mon!
Maid Flandre Kansatsu Nikki - Maid Flandre observation diary
Ero Site de Jibun no Tousatsu Douga o Hakken shita JK
[Ballistic onahole (Б)] Koshokan Wishlist (Blue Archive) [English] [desudesu] [Digital]
[Barusukye] Queen of Snow The Beginning (Frozen) (Ongoing)
のんたんエッチ
[BECT (Aoume Kaito)] Colorful (Hand Maid May)
(ComiComi11) [YLANG-YLANG (Ichie Ryouko)] Barairo no Jinsei (Mirai Nikki) [English] =Pineapple's r' Us=
[Takase You] Puchi Fechi H
Kyou no Jugyou wa, Chikyuujin no Hanshoku Katsudou no Kansatsu desu | Today's Lesson is Observation of the Breeding Activities of Earthlings
Honor Student in the Quicksand Observation Booth =LWB=
(C94) [Deadnoodles] Yohaneko Choukyou Nikki | Yohaneko Training Diary (Love Live! Sunshine!!) [English]
[Satou Kuuki] Aisei Tenshi Love Mary Ch. 7 (COMIC Unreal 2018-08 Vol. 74) [Digital]
(C93) [Syunkan Saidaihusoku (Pony R)] Helena Mama ga Okuchi de Teinei ni Tannen ni Nando mo Nuite kurete kara no Honban (Fate/Grand Order)
Cutie Lips Chapter 7
[Small Gift] Date A Live H illustrations collection(Date A Live)
(Puniket 17) [Ukkaridou (Shimazu Isami)] Itsu mo Itsu demo Honki de Ikiteru (Pokémon) [English] [Kusanyagi]
夜の避難先 II
(C63) [Black Shadow (Sacchi)] BS#04 Tsukihime Hon Dimorufoseka (Tsukihime)
(COMIC1☆10) [Imitation Moon (Narumi Yuu)] "A Subaru-kun Ecchi Shimasu?" "Chotto Barusu Nani Jiro Jiro Miten no yo" (Re:Zero Kara Hajimeru Isekai Seikatsu)
[Kurubusi-kai] Suisei Observation (Rozen Maiden) [ENG]
[Barusukye] Gureta Sodoko (Girls und Panzer)