(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
[Seigou (Seigo)] Tonikaku AkoPai nan desu! | Without a Doubt This Is An Ako Paizuri (Blue Archive) [English] {Doujins.com} [Digital]
[Nigiri Usagi] Pe◯ra [Chinese] [空中貓製作室 & 不咕鸟汉化组]
Naka Mutsumajiku | 가족 간의 화목
Roshutsukko Haruka no Bousou Dai Shi ya
[Kisaragi Gunma] Kouyaku Genshu | Public Commitment Strict Observance (COMIC Megastore H 2004-05) [English] [SaHa]
Suisei Observation
Observer ni Kansatsu Sareru Deutschland-kyuu Shimai
[Yonaka Works (Shiina Shinya)] Sensei no Seiyoku Daibakuhatsu Episode Of Hina (Blue Archive) [Chinese] [不想得鱼尾纹个人机翻汉化]
Kyou no Jugyou wa, Chikyuujin no Hanshoku Katsudou no Kansatsu desu | Today's Lesson is Observation of the Breeding Activities of Earthlings
Komarobako
[Nohri Isawa] Naisho no Kansatsu Nikki (Secret Observation Journal) [English] [Mistvern]
Maid Flandre Kansatsu Nikki - Maid Flandre observation diary
[sad.co (さどっこ)] 転生ガチャ失敗親ガチャ失敗で私達オス汁まみれ
[Adumi Yuu] Midara - Yajuu na Otouto na Amai Oshioki
[DOYONDO. (Taiyaki)] Dear My Lover (Aikatsu Stars!) [Chinese] [Digital]
[Steel Mayonnaise (Higuchi Isami)] Steel Mayonnaise 10 (Kannagi: Crazy Shrine Maidens) [English] [Tonigobe]
(C73) [Deep Kyoukoku (Deep Valley)] Minna no Cattleya Okaasan (Queen's Blade)
(C83) [Watosato (Sugiura Sen)] Yae-chan Kenbunroku!! | Yae-chan Observation Record!! (Ganbare Goemon) [English] =TV + Chocolate=
[Momonga Club (Hayashibara Hikari) ] Inkou Yousei ~ Twintail no Shoujo-tachi ~ Hayashibara ver [Digital]
青年同盟 MODE.8.5
[Gyuunyuu Rinda] Minami Sensei no Tadashii Seikyouiku Jugyou | 美波老師的正確的性教育授業 [Chinese]
[ppatta] Yasei Ningen Kansatsu Nisshi | Wild Human Observation Record [English] [Digital]
[Over.J, Choi Tae-young] Learning the Hard Way 2nd Season (After Story) Ch.2/? [English] [Manhwa PDF] Ongoing
Honor Student in the Quicksand Observation Booth =LWB=
Koi nante Shinai
[Izayoi Seishin] In Y Akajuutan Ch. 1-8 [English] [Tadanohito + SaHa]
paparazzo
Kanojo wa Seido Kaichou!
Otokonoko to Natsuyasumi Bangaihen
COMIC HANA-MAN 2017-12 [Digital]
Peaceful Snail Alien Observation Logs
SS Kyuu Ninmu2!
[Ebitendon (Torakichi)] Stoned! [Eng]
[Chuuka Manjuu (Yagami Dai)] Mantou.8 (Slayers)
JC na Shoujo no Ehon | Middle Schooler Picture Book {CapableScoutMan & B.E.C. Scans}
(HaruCC21) [Tohoippun (Panda)] Houkago Satsujin Jikenbo (Ansatsu Kyoushitsu)
Jewel Maiden Ch. 6
Toriaezu Nama De | Let's do it Bareback! Ch. 1 {TripleSevenScans}
[Kon-Kit] KayaNetori Kaya-Nee Series Aizou Ban Ch. 1 + Bonus [English] [Aoitenshi]
[Kurubusi-kai] Suisei Observation (Rozen Maiden) [ENG]
Couple Mono. - Lovers love to make Love
Himawari Kansatsu Nikki | Sunflower observation diary
Solo Camp Debut ♥
(Comitia100) [Metiorite Observation Center(Mi no Ji)] Mimesis
Sonia's pokemon observation gone wrong
Class no Joshi o Barezu ni Haramasetai
Yamiyo no Himegoto
[Tempuru] Albedo & Sucrose's Isekai Observation Research Report
Observation Picture Diary of Training a Pig
(C95) [Ebibinbintei (Ebi193)] Joon no Kaikata (Touhou Project)
Saimin Alice Bunny - Hypnotized Alice In Bunny Girl
(COMIC1☆8) [chocolate Lv.5 (dynamite moca)] Match Uri no Otokonoko to Kime-seku
(C60) [Saigado] The Yuri & Friends Fullcolor 4 SAKURA vs. YURI EDITION (King of Fighters, Street Fighter) [English] [Decensored]
[Sekiya Asami] Rough Sketch
Shiawase no Touhikou
(SC56) [Waffle Doumeiken (Tanaka Decilitre)] Buta-san Choukyou Kansatsu Enikki | Observation Picture Diary of Training a Pig (Accel World) [English] [biribiri]
(C84) [Geosiphon (morisugi)] Marshy Sylvans - Lemuric Oracle
tera GO! vol.2
[Vadass (Oltlo)] Dekiai Kansatsu Nikki | Mother's Love Observation Journal [English] [Tigoris Translates] [Digital] [Bar Censor]
White Uran (Shiroauran) Nijiiro (Kimetsu no Yaiba)
(C95) [MTSP (Jin)] Tanemori-ke no Katei Jijou 2
(薄稀@お仕事欲しい) サキュバスちゃん
[Mental Specialist (Watanabe Yoshimasa)] Blue White (Xenosaga) [Digital]
[Kuritsu Yoshihiro] Marutto Kansatsu♡ Inkou Kyoushitsu - Let's Observe a Public Fuck in a Classroom
[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]
あなたがくれた安全地帯
ACH06
ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~
[Fukuyama Naoto] AheColle [Chinese] [清純突破漢化]
Nyanko de GO→! | Let's go, be a cat!
[Mikan Dou] Natsu Inu
Sore Ha Ano Kaibutsu no Yobigoe Ni Ni Te I Ta + extra
Dekiai Kansatsu Nikki | A Doting Mother’s Observation Diary
DonPii 2 (Urusei Yatsura)
Jinbobo ~Abunai Shiiku Kansatsu ~ | Jinbobo ~The Dangerous Breeding Observation~
Numa no Egao | Murky Smile =LWB=
[Kira Hiroyoshi] Tabetai Nametai Danchiduma | Scrumptious Wives Ch. 1-5 [English] [Tadanohito]
(COMITIA92) [Marked-two (Maa-kun, Shichijou)] Fumi-chan no Kansatsu Nikki (Jou) | Fumi-chan's Observation Diary (Top) [English] [desudesu]
Aruhi, Kachiku ni Seihoushi o Saseru Koto ga Kyoka Sareta. ~Kakegurui CG Shuu~
Mahou Shoujo Suzuka
(C90) [Nedaore (Ayane)] Rinshousuru Futari no Madobe (Puella Magi Madoka☆Magica) [Chinese] [沒有漢化]
Ecstacy Switch [English] [Rewrite] [Onifate]
Mayonaka no Konyoku Nite
[Toguchi Masaya] Wotome Haha Ch. 4 Zenpen | Wotome Haha Ch. 4 pt 2 (COMIC MILF 2017-06 Vol.36) [English] [desudesu] [Digital]
(C77) [Wechselhaft (Kima-gray)] Last Quarter (The Melancholy of Haruhi Suzumiya)
(C92) [Tetchan Hato (Minasuki Popuri)] Himawari Kansatsu Nikki | Sunflower observation diary [English] [ATF]
(SC59) [Makoto☆Skip (Makoto Daikichi)] Kenka Suruhodo Naka Gaii! (Pokémon) [Chinese] [新桥月白日语社]
(C82) [nWa (Various)] NEO-QUEENDOM Vol. 6
You must accept Olivia’s Life
(Kouroumu 13) [Konpekitou (Touya)] Maid Flandre Kansatsu Nikki - Maid Flandre observation diary (Touhou Project)
Yuutousei Doronuma Kansatsushitsu | Honor Student in the Quicksand Observation Booth
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
[Ooshima Ryou] Yorokobi ni Saku Karada | A Body Blooming in Pleasure [English] {doujin-moe.us} [Decensored]
[NeonSign (DRE)] Neon's Report - Fukugougata Shukushou Gas no Kouka Sokutei | Neon's Report - The Observer Effect On Shrinking Gas [English] [Anonymous] [Digital]
Kanojo no Okaa-san ni Doutei o Ubawareru Hanashi 2
Gundam Wing - Desire
(Reitaisai 12) [Midorineko (Midori)] Mutsumigoto Ni (Touhou Project) [Chinese] [oo君個人漢化]
(COMIC1☆9) [U.R.C (Momoya Show-Neko)] Hoshi no Ohime-sama to Yaritai! (Go! Princess PreCure)
KanRubber Gekishuu Fuuzoku Full Course
Tanuki to Kitsune no Saotori Gassen
(C70) [DOUBLE-H (Honjou Hideaki)] Nikushuu Musume - Kinniku Shochou Monzetsu Hentai Mesu Bokki (City Hunter)
Astolfo to Asedaku Icha Love
[Anchors] Benpi no Tadashii Kaishou-hou | 便秘的正確解決辦法!? (Nozoite wa Ikenai NEO!) [Chinese] [臭鼬娘漢化組] [Digital]
[Sanbun Kyoden] Observer (COMIC HOTMiLK Koime Vol. 5) [English] [Digital]
ABDUCT~Ike Nai Shiiku Kansatsu ~ | ABDUCT ~The Wrong Breeding Observation~
(COMIC1☆6) [Kanikieru (Tomoe Tenbu)] Mio Monophony (K-ON!)
(C92) [SHAY-CONE (Poccora)] OSHIRI MANIAX (Fate/Grand Order)
[Gyuunyuu Rinda] Torotoro no Koi Ch. 1-5 [English] [TZdY]
Tachibana Arisu no Saimin Dosukebe Sex Friends with Sagisawa Fumika + Omake Paper
[Chocolate Chip] 淫乱ピンクなエロカフェ店員と新人
Les Chuu Life 2nd Lesson
(C68) [Toybox (Jacky, Kurikara)] Inaba box (Touhou Project) [English] [SaHa]
(C91) [Giuniuya (Giuniu)] UMA lolita
Honor Student in the Quicksand Observation Booth
Illya-chan to Love Love Reijyux
(C92) [Digital Accel Works (INAZUMA)] PRETTYUNKNOWN'S BATTLEGROUNDS (Kirakira PreCure a la Mode)
Jinbobo ~Abunai Shiiku Kansatsu~ | Jinbobo ~The Dangerous Breeding Observation~
Dankon no Ethnography ─ Malakovia no Sei to Haisetsu ─
Adeyaka Nursing
Kaerimichi | The Way Home
[Kinku] Oshiete Sensei (COMIC Megastore 2010-12) [English] =Team Vanilla=
Saimin Pakopako - Geneki Gal Model & Class no Takane no Hana
(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]
(C86) [BANANAJAM (Hanzaki Jirou)] hp+01 (Walkure Romanze)
[SAS] Kyousei Ninkatsu [Digital]
Fuminapai sen Byuru to naka dashi TRY
Don Pii 3
[kurotaxi] Hikikomori no Choushin Osananajimi ni Kanojo ga Dekita Koto o Houkoku Shitara Shitto Sakusei Sareta Hanashi
Otona ni naru Kusuri - I feel good my woman's body! Ch. 1