About us

About us

ECOVIS APO is an independent outsourcing provider of Accounting and Payroll with Big Four experience (Arthur Andersen and KPMG). Our services range from labor-intensive data processing to professional consultation on accounting/payroll process improvement. Our experienced bilingual staff will provide comprehensive support for various tasks at the accounting/payroll department accurately, efficiently and cost effectively.

ECOVIS APO incorporates the following four professional enterprises to provide a comprehensive one-stop service by meeting local regulatory requirements.

AP Outsourcing Ltd.
Accounting and Payroll outsourcing

APO_Tax Corporation.
Tax compliance services

APO_Social Insurance Consultants Corporation.
Social and labour insurance services

Kazuhiko Chiba & Co.
Audit and business advisory

Japan is the largest non-English speaking economy in the world producing a significant portion of the world’s automobiles, machinery, chemicals and other high-tech products.

While doing business in Japan is exciting and offers plenty of opportunity, the country’s unique culture, unfamiliar commercial practices and difficult language make it a daunting challenge for most foreigners.

However, with the right partner, these challenges can be overcome. ECOVIS APO provides trusted Economy & Vision to make your business a success in Japan.

APO (AP Outsourcing Ltd.), originated as an accounting & payroll service unit at Arthur Andersen Tokyo office and went on to join KPMG International – becoming independent upon enactment of the new Japanese CPA Law in April 2004. APO joined ECOVIS International as ECOVIS APO on November 2009. We are proud to announce our association with ECOVIS, and as an exclusive partner we are delighted to contribute our part to the further success story that is ECOVIS.

ECOVIS APO is committed to helping our clients realize their objectives, and with additional support from ECOVIS, provide highly qualified bilingual specialists with extensive knowledge of financial operations, payroll and tax services.

Enabling you to compete better and accomplish your goals in Japan.


  • 1983: Started as accounting and payroll service group at Arthur Andersen Tokyo office
  • 1994: Reorganised as Client Accounting Services(CAS) at Asahi Audit Corporation (Member firm of Arthur Andersen)
  • 2000: Separated as Arthur Andersen Business Outsourcing, a subsidiary of Asahi Audit Corporation.
  • 2003: Company name changed to KPMG Asahi Outsourcing upon joining KPMG International.
  • 2004: Became independent as AP Outsourcing Ltd. through management buy-out from Azsa Audit Corporation (KPMG Japan) upon enactment of new CPA Law in Japan.
  • 2006: Incorporated as APO_Tax Corporation and APO_Social Insurance Consultants Corporation
  • 2007: Admitted to ISO 27001 at payroll services
  • 2009: Joined ECOVIS International as ECOVIS APO

Since establishment, ECOVIS APO has grown steadily. Our most recent turnover was approximately $11 Million (8 Million Euro).

Contact us:

President, CPA/LTA in Japan
Kazuhiko Chiba
President, CPA/LTA
Phone: +81 3 5228 1682