Mr. Masato Nagasaka is a highly experienced Japanese Patent Attorney specializing in trademarks and designs, as well as customs-related intellectual property matters. Before joining ONDA TECHNO in February 2025, he worked at Tokyo Customs, where he gained extensive expertise in intellectual property enforcement. In particular, he was engaged in border enforcement of intellectual property rights, especially trademark protection under the customs framework.

Leveraging his deep knowledge of customs laws, trademark, and design prosecution, he provides strategic legal support for clients seeking to protect their intellectual property rights both domestically and internationally.