About Us

Welcome to the FAMILY Investigation Agency. Established in 2010, our agency offers a wide range of bilingual investigative services, including private and corporate investigations. We are based in Tokyo, Japan with an additional office in Ho Chi Minh City, Vietnam. We also have native English speakers on staff, who can easily assist with International cases, consult with English speaking clients and provide reports written in English.

We conduct investigations based on requests from individuals and companies. Our detectives specialize in collecting evidence via research, interview and surveillance. We pride ourselves on being very reliable, dependable and available and are committed to providing a high quality work product and superior experience for our clients. We are very adept at meeting the needs of our clients while respecting all applicable privacy rules and laws.

We are members of the prestigious industry organization, The World Association of Detectives (WAD) and have an extensive international network and established reputable contacts we can leverage to provide a wide range of investigative services to our clients in multiple countries.

Our investigative strengths that are popular with foreigners who request our services are surveillance, skip tracing/missing persons and background checks.

Yet we are a full service investigative firm offering a wide range of services, including the following types of investigations:

  • Background Checks
  • Business Intelligence
  • Child Custody
  • Corporate Undercover
  • Due Diligence
  • Eavesdropping/Hidden Camera
  • Family Investigations
  • Fraud
  • Hacking
  • Harassment
  • Infidelity
  • Litigation Preparation
  • Merger and Acquisition
  • Missing Persons
  • Pre-Marriage Credit Check
  • Technology Attack
  • Real Estate
  • Rumor and Reputation Damage
  • Skip Tracing and Locate Services
  • Stalking
  • Surveillance

    We also offer additional investigative services, so if you don’t see your issue listed here, please contact us and tell us what you need and we will do our best to assist you. We are available to handle your inquiries 24 hours a day, 7 days a week.

    Why Choose Us?
    We are full service investigative agency offering reliable investigative support. We are thorough, meticulous and dedicated to you and your case. We are bilingual, offering consultation and case support in Japanese and English.

    Partnership:
    We enjoy collaborating with our colleagues across the globe and welcome your inquiries. We look forward to potential collaboration with overseas detectives to offer superior services to our clients and grow together.

    FAMILY Investigation Agency
    Hiroo AK Bldg 6F
    5-25-2 Hiroo, Shibuya-Ku, Tokyo 150-0012 JAPAN
    Tel: +81-3-6721-7024 | Fax: +81-3-6721-7034
    URL: https://www.fam-tantei.co.jp
    Email: support@fam-tantei.co.jp
    WhatsAPP：+81-90-8578-6465