List of Private Detectives

Please note: The Department of State assumes no responsibility or liability for the professional ability or reputation of, or the quality of services provided by, the entities or individuals whose names appear on the following lists. Inclusion on this list is in no way an endorsement by the Department or the U.S. government. Names are listed alphabetically, and the order in which they appear has no other significance. The information on the list is provided directly by the local service providers; the Department is not in a position to vouch for such information.


Angelino – Global Director, Investigations & Intelligence (IMK Group Japan)
International: +81-4-2935-4248
Domestic: 04-2935-4248

Argus Research
Yamada Bldg. 2F, 5-18-11 Nishi-Nippori, Arakawa-ku, Tokyo 116-0013
Tel: 03-3801-1122 Fax: 03-3801-1133

D-Quest Holdings, Inc.
12F Ryumeikan-honten Bldg., 3-4 Kandasurugadai, Chiyoda-ku, Tokyo 101-0062
Tel: 03-5296-8380  Fax: 03-5296-8360

Galu Agency Tokyo West
2-1-32 Tanakacho, Akishima-shi, Tokyo 196-0014
Tel: 042-542-6205  Fax: 042-542-5578

Japan PI Inc.
2-6-20-504 Kita-Shinjuku, Shinjuku-ku, Tokyo 169-0074
Tel: 050-3365-8779 Fax: 03-4496-4663

P.E.I. Japan
3-22-9-403 Izumihoncho, Komae-shi, Tokyo 201-0003
Tel: 050-3692-7122

Teitan Company Limited
1-18-2 Ginza, Chuo-ku, Tokyo 104-0061
Tel: 03-3564-1351 Fax: 03-3564-1366

Tokyo Tantei Chosa-shi Kai
Nationwide online resources for people search
Toll free 0120-773-336

VECTOR Risk Management (Japan)
Level 6 NITTO Bldg.
126 Yaraicho, Shinjuku-ku, Tokyo 162-0805
Tel: 03-6673-4299 Fax: 03-6369-3569