About us

RSM Seiwa Japan Audit


Established in 2004, RSM Seiwa is one of the leading accounting and consulting firms in Japan. 

We offer a wide range of services to local and international corporate clients. 

RSM Seiwa is a member of RSM and offers audit services as an audit corporation of RSM based in Japan. RSM is the sixth largest network of independent audit, tax, and consulting firms worldwide. 

RSM has over 830 offices in 120 countries, including offices in each of the top 40 major business centres throughout the world, and more than 57,000 people on hand to serve your needs.

RSM Seiwa can support your business in Japan with members of RSM worldwide.