Water Type Inter-Species Girl's Tentacle Investigation
[eltole] Busty Married Woman Investigator Yuka (ANGEL Club 2018-03) [Chinese]
[ratatatat74] Closed investigation journal (League of Legends) [English]
[ReDrop] Undercover Investigator Atsuko Saejima [English] =LWB=
CLUB DE INVESTIGACIÓN CIENTÍFICA
Undercover Drug Investigator Monica & Jita
TS Detective Niizuma Hiromi Investigate the missing college student case!
Bloomers Reincarnation You can go to another world!
常識改変活動記録 #10. 肉便器のつかいかた
seXenogears
Goblin Prison Investigative Report
Kyonyuu Sousa-kan Yura - Bitch Order | Yura Big Boobs Investigator - Bitch Order Ch. 1
Kariire Kansai | 欠债强制调教
Tokumei Chikan Otori Sousahan Ch.1 | Special Molester Decoy Investigation Squad Ch.1
绝密训练
Atlantis Investigation
Nyotaika Sousa sarechimatta | Gender Bender Investigation
Ojosama mo honki dasu
[Matsuyama Hayate, Hitotsuki Katagiri] Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
吾妻と汗だックス
[Almarosso] Manbiki G-men to SEX suru | Having Sex with the Loss Prevention Investigator [English] [desudesu]
Omodume BOX 49
mushoku!
Chichi Katajikena Sousakan | Shameless Breast Investigator
[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)
Osananajimi de Koibito no Kanojo to Kotatsu de Ichaicha
Yume no Owari
[Oogoshi Koutarou] Ryouki Keiji Marusai - detective investigating bizarre case;MARUSAI -
Uwasa Saguri Zenpen | Rumor Investigation - Part One
Yumi Mono Gatari
[OHKOSHI Koutarou] - Detective Investigating Bizarre Case (Ryouki Keiji MARUSAI) - [ENGLISH]
[Sakaki Naomoto] Tokumei Chikan Otori Sousahan Ch.1 | Special Molester Decoy Investigation Squad Ch.1 [English] {Doujins.com}
Hypnosis Control ~Rias's Ecchi Investigation~
[Namanama Shandy Gaff (nf4)] Atlantis Investigation (Amelia Watson, Gawr Gura) [Digital] [English]
Decoy Investigator Kyouka: Cosplay Party Infiltration
Warui Ko Yaehata-san
[Saimin! Pikatto House (Tetsuya, Routa)] Saimin Shihai [Sumi] ~Rias no H na Torishirabe~ | Hypnosis Control ~Rias's Ecchi Investigation~ (Highschool DxD)
The Roasted Empire 2-the Investigation