[Nozarashi Satoru] Formariage Ch.1-4
Jintsuu Kyoujou
[NO.Gomes] Gravity Die - TS School Infiltrating Investigator: The Shameful Stripshow (TS Gakuen Sennyuu Sousakan: Chijoku No Stripshow) (English)
Seishi no Shinigami
Bogo to Nick no Yarisugi Sousa | The investigation of Bogo and Nick
Closed investigation journal
[Hiratsura Masaru] Sennyuu Sousakan Erika | Sneaking Investigator Erika (COMIC SIGMA 2008-03 Vol. 17) [English] [SaHa]
Tokumu Mayaku Sousakan Linda | Special Narcotics Investigator Linda
[Terasu MC] Netorase no Matsuro
[ratatatat74] Closed investigation journal (League of Legends) [English]
Okaa-san ga Kinjo no Yatsu to
Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-2
[Blman] Hobetsu Ichigo Hakusho [Chinese]
Jun-ai Kajitsu 2008-09
Yousei Kishi Tristan o Wakara Seru Hon
Atlantis Investigation
[Tokisana] Undercover Investigator Suzu (English)
(Sarani Waru no desu... Ouji) [Atarashii Folder (776) (Yuda)] Bikini Armor to Roper Ouji (Sennen Sensou Aigis)
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination Part 1
Kyonyuu Sousa-kan Yura - Bitch Order | Yura Big Boobs Investigator - Bitch Order Ch. 1
[Rorioiru] Kuchibue Kyoufushou o Kofufuku Shitai!!
[CRAFT (Kiliu)] Nandemo Chousa Mama Shizue-san | The All-Around Investigator Momma Shizue-san [English] [The Chrysanthemum Translations] [Digital]
Etsuran Chuui
Nandemo Chousa Mama Shizue | The All-Around Investigator Momma, Shizue
Gyaru Hakase no Himitsu Kenkyuu | Gyaru Professor’s Secret Investigation
Lilith`s Cord Ch.1-13
Kannou No Natsuyasumi | 官能的暑假
Undercover Drug Investigator Monica & Jita
Bonnou Hon
(C75) [TRI-MOON! (Mikazuki Akira!)] MARBLE -karakore 3- (Mahou Shoujo Lyrical Nanoha)
Bijin Kensatsukan Hamerare Chijoku Sousa | Beautiful Prosecutor's Framing and Rape Investigation
Mahou Tokusou Greedia4 - Magical Investigator Greedia Final
[Kloah] Chichi Katajikena Sousakan | Shameless Breast Investigator (COMIC Anthurium 013 2014-05) [English] {Pluto}
Jump Tales 8 Shokushu Jutai Tsunade
[eltole] Busty Married Wife Infiltrates Investigator·Aya (ANGEL Club 2018-06) [Chinese]
Haru made no…
Shousa, Otori Sousa o Suru | Group Molester Decoy Investigation
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-6 [English] {Doujins.com}
[ReDrop] Undercover Investigator Atsuko Saejima [English] =LWB=
[Matsuyama Hayate, Hitotsuki Katagiri] Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
Shippai! Otori Sousa | Failure! Investigation Bait
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-3 [English] {Doujins.com}
Nyotaika Sousa sarechimatta | Gender Bender Investigation
[eltole] Busty Married Woman Investigator Yuka (ANGEL Club 2018-03) [Chinese]
[Kubota Chihiro] Dokodemo Hatsujyouki - Anywhere Estrus
The Roasted Empire 2-the Investigation
[ratatatat74] Closed investigation journal (League of Legends) [English] [colored]
COMIC Penguin Club 2007-08
Crime Scene Investigation - Takeshi Matzu
[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]
Nureru Hitozato | Soaked Human Village
[QUDA] Undercover Drug Investigator Monica & Jita
[Yoru no Oto] Woman Investigator K - Mayaku Sousa Hen | Woman Investigator K - Narcotics Investigation (Slave Heroines Vol. 9) [English] {doujin-moe.us}
[Raw]TS Detective Niizuma Hiromi Investigate the missing college student case!
Uwasa Saguri Zenpen | Rumor Investigation - Part One
アテナのえほん
Uwasa Saguri Kouhen | Rumor Investigation - Part Two
[Namanama Shandy Gaff (nf4)] Atlantis Investigation (Amelia Watson, Gawr Gura) [Digital] [English]
Fellatio Kenkyuubu | Departamento de Investigación de las Felaciones Ch. 1
Shion no Jikyuu Jisoku Daisakusen
Federal Anti-Groping Investigator Captured - The Trapped Officer
[kupala] Jakume Torareru Chikan Sousakan -The Trapped Officer- | Federal Anti-Groping Investigator Captured - The Trapped Officer [English] {doujin-moe.us} [Digital]
Tokumei Chikan Otori Sousahan Ch.1 | Special Molester Decoy Investigation Squad Ch.1
Cheek 2
"Mata ashita" de sekai ga kawaru (Barakamon)
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination Part 2
Sudden Shock! Female Investigator Asuka
[OHKOSHI Koutarou] - Detective Investigating Bizarre Case (Ryouki Keiji MARUSAI) - [ENGLISH]
[Amayumi] Symmetrical Paradox Ch. 1-6
[Nakami Yoshikage] "Sudden Shock! Female Investigator Asuka"
(Reitaisai 13) [I'm (Matsubayashi Nagana)] Koi no Full Moon (Touhou Project) [Chinese] [oo君個人漢化]
[Chuuka Naruto] Onna Sousakan Choukyou Rensa | Woman Investigator Training Link [English] [SaHa]
Loran to Chikyuujin ga Nakayoku Naru Houhou
(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]
[Saigado] Haken no Muuko-san 2 Ch. 11 [English] [Tonigobe]
D
[Sawada Daisuke] Hitoduma Tantei no Chinkenpo | Married Investigator's Chinkenpo (COMIC Shingeki 2011-01) [English] [SaHa]
[Bijogi Junction] Ura Boseiyoku
Super de Hitozuma ni Innen Tsukete? | Investigating a Married Woman on Shoplifting Charges
Eroi Koe Kikoete Masuyo?
The Kamoshida Investigation
Galaxy Investigation Agent Eira
[Inishie no Nushi (Silhouette Sakura)] Blümenblatt (Shingeki no Kyojin) [Digital]
[Almarosso] Manbiki G-men to SEX suru | Having Sex with the Loss Prevention Investigator [English] [desudesu]
Detective Chun-Li Boobie Investigation
(SC61) [Picosolenodon (322g)] HAPPY BIRTHDAY PROMISE (Danganronpa)
Busty Married Woman Investigator Yuka
[Nakami Yoshikage] Taima Sousakan Sanae ~Shokushu Ingyaku~ | Demon Investigator Sanae (Rider Suit Heroine Anthology Comics 2) [English] [SaHa]
TS Detective Niizuma Hiromi Investigate the missing college student case!
(C86) [Gekkou Tei (Seres Ryu)] Shioki Kankin (Kantai Collection -KanColle-)
Mahou Tokusou Greedia3 - Magical Investigator Greedia3
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-2 [English] {Doujins.com}
Busty Married Wife Infiltrates Investigator·Aya
[Kuruma Ebi] Chousa File H - Investigation File
Water Type Inter-Species Girl's Tentacle Investigation
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan Ch.1 | Special Molester Decoy Investigation Squad Ch.1 [English] {Doujins.com}
(C93) [Kedama Gyuunyuu (Tamano Kedama)] Erudo Ecchi (Azur Lane) [Chinese] [脸肿汉化组]
[Kirisaki Minchi] Kusozume Benkihime {eng}
[King] 除魔少女 Slayer Girl [Chinese]
Saimin Shihai ~Rias no H na Torishirabe~ | Hypnosis Control ~Rias's Ecchi Investigation~
NTR Futanari Isekai
Ganyu-chan's investigation gone horn
Comic Shingeki 2015-09
[eltole] Busty Married Woman Investigator Yuka (ANGEL Club 2018-03)
(C86) [Molotov Cocktail (Oowada Tomari)] Blade Blade VI (Queen's Blade) [English] [SaHa]
Decoy Investigator Kyouka: Cosplay Party Infiltration
Onakingo no Biyaku Ecchi
CLUB DE INVESTIGACIÓN CIENTÍFICA
(C85) [Nantara Kantara (Shungiku Tenudon)] Homura Interrogation (Senran Kagura -Shoujo-tachi no Shin'ei-)
[Jamming] Kyonyuu Sousa-kan Yura - Bitch Order | Yura Big Boobs Investigator - Bitch Order Ch. 1 [English] [Raknnkarscans]
[Ankoman] Muzan Sousakan ~Ryouka & Akari~ | Misery Investigators ~ Ryouka & Akari ~ (Seigi no Heroine Kangoku File Vol. 10) [English] [stnkmnsd] [Digital]
[Musashimaru] Give and Take (COMIC Megastore Alpha 2018-09) [English] [Rotoscopic] [Digital]
[Jet Yowatari] Tokumu Mayaku Sousakan Linda | Special Narcotics Investigator Linda (Sennyuu Sousakan Anthology Comics) [English] {doujin-moe.us}
Crime Scene Investigation - Takeshi Matsu (Bara)
Mina Ishihara, e Investigation Division (english)
My Mom Is My Classmate vol3 - PT22
[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)
Taima Sousakan Ayano (Demon Investigator Ayano) [ENG]
(Kouroumu 12) [Heiyou Kinki. (Makura Cover)] Jigokugarasu no Kyuuji Jijou (Touhou Project)
[Oogoshi Koutarou] Ryouki Keiji Marusai - detective investigating bizarre case;MARUSAI -
Goblin Prison Investigative Report
Chichi Katajikena Sousakan | Shameless Breast Investigator
[100yenMoFA (Mirino)] Numenume Suwa Shota Bangaihen | Numenume Suwa Shota Extra Volume (Touhou Project) [English] [Inkblot] [Digital]
Petit Diable
[Crimson] Densha no Naka de Onna o Ikaseru Kyougikai ni Sanka Saserareta Watashi no 1-nenkan no Kiroku 2 [English] [Kizlan]
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
[yumoteliuce] Hengenjizai no Hypnotist (COMIC BAVEL 2016-05) [Chinese]
[Oyster] Akutoku no Sakae Ch. 1-4 [English] [DGB] [Decensored]
[Saikoro Steak] Josousakan Saeko | The Woman Investigator Saeko
[Jamming] Kyonyuu Sousa-kan Yura - Bitch Order | Yura Big Boobs Investigator - Bitch Order [English] [Raknnkarscans]
[Pirokobo (Piro)] Kagaku Junbishitsu no Tsumi
Tokumei Chikan Otori Sousahan | Special Molester Decoy Investigation Squad Ch. 1-3
(C87) [Kamikadou (Ginyou Haru)] Gensoukyou Rakuenka Keikaku 14 | Gensoukyou Paradise Plan 14 (Touhou Project) [English] {doujin-moe.us}
[Shiran Takashi] Shoujo Seichouki
(CT28) [Akai Tsubasa (Tachibana Chata)] CHOUKAI LIFE (Kantai Collection -KanColle-)