We provide our clients with the facts for their security

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About Santsu

Santsu was founded in 1972, and is one of the oldest investigative companies in Japan.
We have been leading the Japanese pre-employment screening industry for more than 30 years.
We have gained clients’ support in providing trustworthy reports and have developed excellent investigative skills through our wealth of experience with security consulting.

Our Services

Service Level
Santsu will provide background screening service with best quality and prices for every client and supplier. We perform quality guarantee service on demand highly reliable guarantee service.
Compliance with laws
All services we provide will strictly comply with local laws and regulations.

Background screening Services

  • Education Verification
  • Employment Verification
  • Address Verification
  • Criminal Records Search
  • Bankruptcy Check
  • Personal Reference
  • Professional Reference

Background screening Services

  • Japan Business Credits Reports
  • Worldwide Business Credits Reports


  • Searching for a Person
  • Marketing research
  • Much, much more

Our Motto

“We provide our clients with the facts for their security.”


ISMS stands for Information Security Management System and it is the system which manages information assets properly, maintains and improves regarding confidentiality, security and availability striking balance among them, and arranges to improve the level of information security of corporation.

Santsu Co., Ltd. acquired ISO27001 (ISO/IEC27001) for information security management systems on December 15, 2009. The certifying body was ANSI-ASQ National Accreditation Board(ANAB) and Japan Electronic Data Interchange Council (JEDIC). We were the first investigative company in Japan that it certified for the ISO27001.

We have kept the Information Security Policy, are working to further improve the security level, and we contribute to the society through the provision for a safety investigation.


We're a member of PBSA.

Contact Us

Our team will respond you quickly.


Santsu Co.,Ltd.
President: Ryo Inoue
Head Office
2-28-24 Izumi,Higashi-ku,Nagoya 461-0001 Japan
TEL +81-52-979-2800
FAX +81-52-979-2801
Tokyo Branch
4-15-5 Asakusabashi,Taito-ku,Tokyo 111-0053 Japan
TEL +81-3-5829-8322
FAX +81-3-5829-8380