Our services

Corporate Tax Services

Our corporate tax team has a strong understanding of the tax laws and keeps a close watch for new tax reforms and changes and tax restructuring regulations. We are specialized in providing the services to multi-national clients.

Individual Tax Services

Our team of professionals covers a wide range of individual tax services beginning with analysis and advice for individuals and expatriates as well as preparation of individual income tax and inherit tax returns and maintaining other tax compliances for the clients. 

Outsourcing Services

Accounting has become more complex over the years due to constant changes being made to tax laws and review of accounting standards.

Transfer Pricing Consulting

In recent years, tax authorities have been encouraging taxpayers to improve their tax compliance measures in recent years. 

Business Succession and Reorganization Consulting

Our firm will carefully analyze the issues at hand and offer our professional advice and assistance for each stage of planning up until the business is succeeded by another.

Indirect tax compliance services (Consumption tax)

We offer various range of indirect tax services.




Corporate nameRSM Japan Tax Co.
Date of establishmentOctober 2015
Capital5,050,000 Yen
AddressShinjuku i-Land Tower 43F, 6-5-1 Nishi-shinjuku,  Shinjuku-ku, Tokyo, Japan
Managing partnerAkinaga Murayama (CPA/Certified Tax Accountant)
Partners3 people (all CPAs/Certified Tax Accountants)
Other licensed staff4 Certified Tax Accountants, US CPA and others
CertificateISO27001 registered

1998 Established Murayama CPA Office

2000 Joined Nexia International

2007 Joined RSM International

2013 Changed to a Tax Accountant Corporation

2015 Changed firm name to RSM Japan Tax Co.

The RSM Network

RSM Japan Tax is a member of the RSM international network.

Wherever in the world your business is going, you need constant access to rapid relevant answer and a fast-moving team by your side.

RSM is the one of the world's leading audit, tax, and advisory networks of independently owned and managed professional service firms.

With a global reach and local prospective, RSM member firms deliver innovative solution, helping you see further, adapt faster and grow


Get in touch and discover how we can help you get connected for success.