About Us



Yui Law Office was founded by Tadakatsu Nakayama in 2005, with a clear mission of assisting people in need. Chigako Hayashi joined the office in 2014, followed by Akifumi Matsuzaki in 2015. Our combined, extensive experience in legal matters and comprehensive knowledge of Japanese laws, enables us to advise you on the most efficient way to deal with your legal issues and give you a realistic expectation of the outcome. We are committed, responsive and diligent in undertaking our duties to our clients and have experienced paralegals on staff to assist with your case. We maintain a healthy relationship with an extensive network of experts which is often invaluable in solving disputes.


Our Team

Akifumi Matsuzaki is the lead attorney for clients who requires English speaking law services. Clients benefit from the wealth of experience provided by the support team of Tadakatsu Nakayama and Chigako Hayashi.


Yui Law Office – 2005 – Present
Okinawa Godo Law Office – 1983-2005
Bunkyo Sogo Law Office (Tokyo) – 1980-1983
The Legal Training & Research Institute of Supreme Court of Japan (Tokyo) – 1980
Kagoshima University Bachelor of Laws (Tokyo) – 1974


Yui Law Office – 2014 – Present
Hokkaido Hibiki Law Office (Hokkaido) – 2010-2014
Sapporo Law-Office (Hokkaido) – 2005-2010
The Legal Training and Research Institute of Supreme Court of Japan – 2005
Tokyo University Bachelor of Laws – 1994


LL.M at The George Washington University Law School (Washington, D.C.) – 2014- 2015
– LL.M in National Security Law and US Foreign Relations Law

Visiting Scholar at New York University School of Law (New York City, NY) – 2013-2014
– A visiting scholar at US-Asia Law Institute of NYU-LAW
– Conducting research on International Law and National Security Law

The Legal Training and Research Institute of Supreme Court of Japan (Tokyo, Japan) – 2005
– Passed Japanese Bar Exam in November 2003
– Intern with Naha District Court, Naha District Prosecutor’s Office, and law firms in Naha

Chuo University (Tokyo, Japan) – 1996
– Bachelor of Laws