Masui Total Law Office

Masui & Partners provides corporate and commercial legal services with a focus on both domestic and cross-border matters. The practice includes M&A, business succession, corporate governance design, and regulatory compliance, supported by the representative attorney's experience at a top U.S. law firm and a broad international network. The firm combines sophisticated legal insight with a practical, business-oriented approach to help clients navigate complex corporate transactions and compliance challenges.

Real estate, venture capital, IT and intellectual property, cross-border contracts, and debt related matters are among the firm's core areas, with a dedicated emphasis on aligning legal strategy with a client's business objectives. The team provides guidance on real estate transactions, SPC based investments, and financing, as well as regulatory considerations for startups and growth companies, enabling clients to pursue opportunities with confidence.

Masui & Partners is committed to client service through a multi-office platform and a collaborative culture. The firm operates from Tokyo, including Ikebukuro Hareza Tower and Toranomon, with additional offices in Osaka and Fukuoka, and offers English language support to assist international clients. A transparent fee structure and a focus on efficient dispute resolution underpin the client experience, enabling rapid response and practical guidance.