About Atsushi Oishi

Atsushi Oishi is a partner at Mori Hamada & Matsumoto, and works primarily in wealth management, disputes, M&A and taxation. He provides comprehensive advice on legal and tax matters relating to business succession, and represents clients by handling tax investigations and filing appeals against tax authorities. He also handles a wide variety of dispute matters and transactional matters, including cross-border M&A transactions and corporate reorganisations. His notable books and theses include “Legal and Tax Affairs concerning Family Governance for the Prevention and Settlement of Conflicts within the Family”, “Changes in Business Successions” and “Legal and Tax Affairs in Business Successions and M&A for Family Businesses”.