Susumu is one of main partners of firm's Fintech practice and has extensive experience with respect to Fintech-related matters, and has advised a wide variety of clients, ranging from traditional financial institutions to start-ups. He has particular expertise in regard to the payment space. In addition, he advises clients on financial regulations in M&A transactions involving Fintech companies, and has experience in a broad range of cross-border matters, including inbound and outbound transactions.