(Kouroumu 11) [Nyuu Koubou (Nyuu)] Jiyuu Fuuzoku Gensoukyou Fullcolor (Touhou Project)
Closed investigation journal
(C91) [ICE COFFIN (Aotsuki Shinobu)] FULLCOLORLESS (Various)
[ratatatat74] Closed investigation journal (League of Legends) [English] [colored]
[OHKOSHI Koutarou] - Detective Investigating Bizarre Case (Ryouki Keiji MARUSAI) - [ENGLISH]
LET ME LOVE YOU fullcolor
[Jet Yowatari] Tokumu Mayaku Sousakan Linda | Special Narcotics Investigator Linda (Sennyuu Sousakan Anthology Comics) [English] {doujin-moe.us}
(C90) [Hirahira (Hirari)] Game Gaisha no Shachiku-chan Soushuuhen -fullcolor- (NEW GAME!)
(C54) [Saigado (Ishoku Dougen)] The Yuri & Friends Fullcolor (King of Fighters) [Decensored]
Busty Married Wife Infiltrates Investigator·Aya
SUKUKAN FULLCOLOR
[Ragrok] Lyrical Nanoha NNS Fullcolor Hon (Nanoha StrikerS)(C75)
(C72) [Saigado] THE YURI & FRIENDS FULLCOLOR 9 (King of Fighters) [English] [Saha]
(C73) [STUDIO HUAN (Raidon)] Fate-chan. + Nanoha-san. ALL Fullcolor Soushuuhen (Mahou Shoujo Lyrical Nanoha)
TS Detective Niizuma Hiromi Investigate the missing college student case!
Sudden Shock! Female Investigator Asuka
The Yuri&Friends Fullcolor 8 Private Stock
[CRAFT (Kiliu)] Nandemo Chousa Mama Shizue-san | The All-Around Investigator Momma Shizue-san [English] [The Chrysanthemum Translations] [Digital]
(SHT2016 Haru) [abgrund (Saikawa Yusa)] LET ME DIE + fullcolor (Girls und Panzer) [Sample]
fullcolor de YAMADASENSEI TO SEX!! | Having Sex With Yamadasensei in Color!!
(C76) [Saigado (Saigado)] The Yuri & Friends Fullcolor 10 (King of Fighters) [English] [Ayane]
(C76) [STUDIO HUAN (Raidon)] New Nanoha-san. + Shamal-san Fullcolor Hen (Mahou Shoujo Lyrical Nanoha)
[eltole] Busty Married Woman Investigator Yuka (ANGEL Club 2018-03) [Chinese]
The Roasted Empire 2-the Investigation
[NO.Gomes] Gravity Die - TS School Infiltrating Investigator: The Shameful Stripshow (TS Gakuen Sennyuu Sousakan: Chijoku No Stripshow) (English)
Nyotaika Sousa sarechimatta | Gender Bender Investigation
(C69) [Bakuretsu Fusen (Denkichi)] BURST!! FULLCOLOR (Mobile Suit Gundam SEED DESTINY)
Nandemo Chousa Mama Shizue | The All-Around Investigator Momma, Shizue
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan Ch.1 | Special Molester Decoy Investigation Squad Ch.1 [English] {Doujins.com}
[ratatatat74] Closed investigation journal (League of Legends) [English]
Crime Scene Investigation - Takeshi Matzu
(C86) [Shibayukiya (Shibayuki)] NEMESIS FULLCOLOR (To LOVE-Ru) [Chinese] [最愛路易絲澪漢化組]
(C72) [Saigado] THE YURI & FRIENDS FULLCOLOR 9 (King of Fighters) [English] [SaHa] [Decensored]
[Chuuka Naruto] Onna Sousakan Choukyou Rensa | Woman Investigator Training Link [English] [SaHa]
Uwasa Saguri Kouhen | Rumor Investigation - Part Two
(C62) [Saigado] The Yuri & Friends Fullcolor 5 (King of Fighters)
Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-3
Mahou Tokusou Greedia4 - Magical Investigator Greedia Final
LET ME DIE + fullcolor
(COMIC1☆13) [Fountain’s Square (Hagiya Masakage)] FULLCOLORS (Various)
[Alpha to Yukaina Nakamatachi (Alpha)] Full Color de Expert ni Narou yo!! 1.0 & 1.5 - Let's Become an Expert!! Fullcolor. [Digital]
THE YURI & FRIENDS FULLCOLOR 9
Goblin Prison Investigative Report
[Jamming] Kyonyuu Sousa-kan Yura - Bitch Order | Yura Big Boobs Investigator - Bitch Order Ch. 1 [English] [Raknnkarscans]
LET ME DIE fullcolor
(C60) [Saigado] The Yuri & Friends Fullcolor 4 SAKURA vs. YURI EDITION (King of Fighters, Street Fighter)
Busty Married Woman Investigator Yuka
[Senbon Torii] FallenXXangeL10 Injuu no Ai to Mai FULLCOLOR (Injuu Seisen Twin Angels) [Digital]
(SHT2016 Haru) [abgrund (Saikawa Yusa)] LET ME DIE fullcolor (Girls und Panzer)
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-2 [English] {Doujins.com}
Kyonyuu Sousa-kan Yura - Bitch Order | Yura Big Boobs Investigator - Bitch Order Ch. 1
Galaxy Investigation Agent Eira
(C60) [Saigado] The Yuri & Friends Fullcolor 4 SAKURA vs. YURI EDITION (King of Fighters, Street Fighter) [Chinese]
(C56) [Saigado (Ishoku Dougen)] The Yuri & Friends Fullcolor 2 (King of Fighters)
Shippai! Otori Sousa | Failure! Investigation Bait
(C87) [TRI-MOON! (Mikazuki Akira!)] tremolo - fullcolor collection Vol.15 - (Various)
Taima Sousakan Ayano (Demon Investigator Ayano) [ENG]
FULLCOLORS
Saimin Shihai ~Rias no H na Torishirabe~ | Hypnosis Control ~Rias's Ecchi Investigation~
(C54) [Saigado (Ishoku Dougen)] The Yuri & Friends Fullcolor (King of Fighters)
[Ankoman] Muzan Sousakan ~Ryouka & Akari~ | Misery Investigators ~ Ryouka & Akari ~ (Seigi no Heroine Kangoku File Vol. 10) [English] [stnkmnsd] [Digital]
[Kloah] Chichi Katajikena Sousakan | Shameless Breast Investigator (COMIC Anthurium 013 2014-05) [English] {Pluto}
(C64) [Saigado] Yuri & Friends Fullcolor 6 (King of Fighters) [English] [Decensored]
(C82) [Majimeya (Isao)] Getsu Ka Sui Moku Kin Do Nichi FullColor "Hotel Venus e Youkoso!!" (Bishoujo Senshi Sailor Moon) [English] =LWB+TTT= [Decensored]
Decoy Investigator Kyouka: Cosplay Party Infiltration
try-best fullcolor collection volume.05
Undercover Drug Investigator Monica & Jita
[Alpha to Yukaina Nakamatachi (Alpha)] Full Color de Expert ni Narou yo!! 4.0 & 4.5 & 5.0 - Let's Become an Expert!! Fullcolor. [Digital]
(C54) [Saigado (Ishoku Dougen)] THE YURI & FRIENDS FULLCOLOR Vol 1 (King of Fighters)
[Saimin! Pikatto House (Tetsuya, Routa)] Saimin Shihai [Sumi] ~Rias no H na Torishirabe~ | Hypnosis Control ~Rias's Ecchi Investigation~ (Highschool DxD) [English] (Trinity Translations Team)
Chichi Katajikena Sousakan | Shameless Breast Investigator
[Hiratsura Masaru] Sennyuu Sousakan Erika | Sneaking Investigator Erika (COMIC SIGMA 2008-03 Vol. 17) [English] [SaHa]
Getsu Ka Sui Moku Kin Do Nichi FullColor "Hotel Venus e Youkoso!!"
[Senbon Torii] FallenXXangeL The Last Stage 4 FULLCOLOR (Injuu Seisen Twin Angels)
Amairo - fullcolor collection Vol.16 -
(C75) [Shallot Coco (Yukiyanagi)] Yukiyanagi no Hon 18 Chun-Li Keiji no Oppai Sousa | Detective Chun-Li's Boobie Investigation (Street Fighter) [English] [Hentai from Hell]
The Kamoshida Investigation
CLUB DE INVESTIGACIÓN CIENTÍFICA
[Okayusan] School Caste 1(Fullcolor)
Mina Ishihara, e Investigation Division (english)
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad [English] {Doujins.com}
[Senbon Torii] FallenXXangeL The Last Stage 3 FULLCOLOR (Injuu Seisen Twin Angels) [Digital]
Uwasa Saguri Zenpen | Rumor Investigation - Part One
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-6 [English] {Doujins.com}
[Namanama Shandy Gaff (nf4)] Atlantis Investigation (Amelia Watson, Gawr Gura) [Digital] [English]
[Alpha to Yukaina Nakamatachi (Alpha)] Full Color de Expert ni Narou yo!! 2.0 & 3.0 - Let's Become an Expert!! Fullcolor. [Digital]
Gyaru Hakase no Himitsu Kenkyuu | Gyaru Professor’s Secret Investigation