Burakura Omake Hon (BLACK LAGOON)
[Hiratsura Masaru] Sennyuu Sousakan Erika | Sneaking Investigator Erika (COMIC SIGMA 2008-03 Vol. 17) [English] [SaHa]
Futanari Chris-chan to Futari
Sudden Shock! Female Investigator Asuka
[Jet Yowatari] Tokumu Mayaku Sousakan Linda | Special Narcotics Investigator Linda (Sennyuu Sousakan Anthology Comics) [English] {doujin-moe.us}
Federal Anti-Groping Investigator Captured - The Trapped Officer
Crime Scene Investigation - Takeshi Matsu (Bara)
Atlantis Investigation
[ReDrop] Undercover Investigator Atsuko Saejima [English] =LWB=
Chun Chun Kyoushikyoku - Rhapsody in the Sparrow's Inn
(C77) [TRIP SPIDER (niwacho)] Hitohira (Fate/stay night)
[Matsuyama Hayate, Hitotsuki Katagiri] Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
[Murao Mio] Virgin Mama Vol.15
(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]
[OHKOSHI Koutarou] - Detective Investigating Bizarre Case (Ryouki Keiji MARUSAI) - [ENGLISH]
(COMIC1☆05) [Penguindou] Bakunyuu Onna Kyoushi to Deka Chin Seito | Enormous-Breasted Female Teacher and Huge-Dick Student [English]
Ohara Ippai no Ai
Gyaru Hakase no Himitsu Kenkyuu | Gyaru Professor’s Secret Investigation
Saimin Shihai ~Rias no H na Torishirabe~ | Hypnosis Control ~Rias's Ecchi Investigation~
[Saimin! Pikatto House (Tetsuya, Routa)] Saimin Shihai [Sumi] ~Rias no H na Torishirabe~ | Hypnosis Control ~Rias's Ecchi Investigation~ (Highschool DxD)
Crime Scene Investigation - Takeshi Matzu
(C84) [U.R.C (Momoya Show-Neko)] Nao-chan de Asobou 2 (Smile Precure!) [Chinese] [surely個人漢化]
(C91) [Newton no Ringo (Inuzumi Masaki)] N,s A COLORS #05 (Kantai Collection -KanColle-) [Incomplete]
[Namanama Shandy Gaff (nf4)] Atlantis Investigation (Amelia Watson, Gawr Gura) [Chinese] [白上フブキ.eth×真不可视汉化组] [Digital]
[Sumita Kazuasa] DC (The Flower Claw p199-206) (ENG) =LWB=
Busty Married Woman Investigator Yuka
Detective Chun-Li Boobie Investigation
Shippai! Otori Sousa | Failure! Investigation Bait
Ganyu-chan's investigation gone horn
Bousou Shoujo Ch4
Hayato wa Shizuku de Shikoranai!
[ratatatat74] Closed investigation journal (League of Legends) [English]
(C85) [Datenshi no Ana (Decarabia)] She turned black and... (Akaneiro ni Somaru Saka) [English] [shakuganexa]
CLUB DE INVESTIGACIÓN CIENTÍFICA
COMIC X-EROS #51 [Digital]
[kupala] Jakume Torareru Chikan Sousakan -The Trapped Officer- | Federal Anti-Groping Investigator Captured - The Trapped Officer [English] {doujin-moe.us} [Digital]
(C74) [LIQUID BERRY REVOLUTION (Ashita)] Tajimiha BOOK 4 (Ookiku Furikabutte) [English] [Yaoihaven]
Water Type Inter-Species Girl's Tentacle Investigation
[Akiyama Production (Gingitsune)] Youmainmetsu -Kita no Inran Hen- | Claymore Nasty Beast lover (CLAYMORE) [English] [JCE]
Katekyo - Teach & Bitch
Bogo to Nick no Yarisugi Sousa | The investigation of Bogo and Nick
(COMIC1☆13) [Kasugano Kikaku (Kasugano Tobari)] Sakura Raikou Wakame Zake (Fate/Grand Order)
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-3 [English] {Doujins.com}
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination Part 2
[Kakutou Oukoku] Anadoru Kyoukan
[Almarosso] Manbiki G-men to SEX suru | Having Sex with the Loss Prevention Investigator [English] [desudesu]
[Nakami Yoshikage] Taima Sousakan Sanae ~Shokushu Ingyaku~ | Demon Investigator Sanae (Rider Suit Heroine Anthology Comics 2) [English] [SaHa]
Namaiki! 2014-08
[Namanama Shandy Gaff (nf4)] Atlantis Investigation (Amelia Watson, Gawr Gura) [Digital] [English]
Uwasa Saguri Zenpen | Rumor Investigation - Part One
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination Part 1
Galaxy Investigation Agent Eira
[QUDA] Undercover Drug Investigator Monica & Jita
[Sawada Daisuke] Hitoduma Tantei no Chinkenpo | Married Investigator's Chinkenpo (COMIC Shingeki 2011-01) [English] [SaHa]
Nagoriyuki
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-6 [English] {Doujins.com}
[Wasabisuke] Udonge Yuureikan (Touhou Project)
The Kamoshida Investigation
[Zarigani Arms] Aloerosy (Muhyo and Roji's Bureau of Supernatural Investigation)
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}
(C81) [IncluDe (Foolest)] GHOST BUSTERS - Saimin ihen mei - (Touhou Project)
Danchikko to Yaru Houhou
TS Detective Niizuma Hiromi Investigate the missing college student case!
Goblin Prison Investigative Report
Shinju
[Nakami Yoshikage] "Sudden Shock! Female Investigator Asuka"
[Ankoman] Muzan Sousakan ~Ryouka & Akari~ | Misery Investigators ~ Ryouka & Akari ~ (Seigi no Heroine Kangoku File Vol. 10) [English] [stnkmnsd] [Digital]
Mahou Tokusou Greedia4 - Magical Investigator Greedia Final
Futari de Osanpo.
Shite Hoshii! Nitocris
[MILKPOP (Rekisitaihoonoji)] Owara nai Yoru no Mermaid (Touhou Project) [Digital]
(C81) [AMBIVALENCE (Minazuki Tsuyuha)] Kagamin wa Ore no Yome Soushuuhen (Lucky Star)
[eltole] Busty Married Wife Infiltrates Investigator·Aya (ANGEL Club 2018-06) [Chinese]
Araba Koso
[Fukami Doriru] [Manga] Sazae Ro-san
Real Kichiku Gokko - Isshuukan Kono Shima de Oni kara Nigekire 7
[WILD JULIET (Chitose Asahi)] Love Is Blind (Axis Powers Hetalia)
Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-3
[ratatatat74] Closed investigation journal (League of Legends) [English] [colored]
Chichi Katajikena Sousakan | Shameless Breast Investigator
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad [English] {Doujins.com}
Nightmare of My Goddess Vol. 9-2 -Extreme Party-
[Saikoro Steak] Josousakan Saeko | The Woman Investigator Saeko
Uwasa Saguri Kouhen | Rumor Investigation - Part Two
Tokumu Mayaku Sousakan Linda | Special Narcotics Investigator Linda
Decoy Investigator Kyouka: Cosplay Party Infiltration
Busty Married Wife Infiltrates Investigator·Aya
(C83) [Hito no Fundoshi (Yukiyoshi Mamizu)] Sakura Sou no Ecchi na Orihon. (Sakura Sou no Pet na Kanojo) [English] {asdkg}
Shousa, Otori Sousa o Suru | Group Molester Decoy Investigation
Closed investigation journal
[Mosuke 8tako] Reylo (Star Wars)
Kaitai Sensho
Dreamtale
Fellatio Kenkyuubu | Departamento de Investigación de las Felaciones Ch. 1
Ghost Love Ch.1-10 (English) (YoManga) (Ongoing)
Takeru Taiga
(C92) [Luwen Workshop (Kurowa)] empire of dirt Luxuria (Fate/Grand Order)
[Tokisana] Undercover Investigator Suzu (English)
[Matsumoto Mimiko] Mimi Ero Bukuro
(C80) [G-power! (Gody)] Asoko de Ikuyo! 2 ~Futari no Tenshi chin~ (Asobi ni Iku yo!) [English] [Tigoris Translates]
[Yoru no Oto] Woman Investigator K - Mayaku Sousa Hen | Woman Investigator K - Narcotics Investigation (Slave Heroines Vol. 9) [English] {doujin-moe.us}
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
[Kuruma Ebi] Chousa File H - Investigation File
(C84) [Yudokuya (Tomokichi)] KanColle! ~Shimakaze-chan ga Choukousoku de Ikimakuri Mugen Zecchou~ (Kantai Collection -KanColle-)