"The strategic partnership with Japan's premier securities firm represents a major milestone in our business strategy for Japan," Baer Chief Executive Bernhard Hodler said in a statement on Thursday.

Nomura - Japan's biggest brokerage and investment banking group - will acquire a 40 percent shareholding in the Swiss group's Japanese subsidiary. Following completion, the unit will be renamed Julius Baer Nomura Wealth Management Ltd. It gave no financial terms.

(Reporting by Brenna Hughes Neghaiwi; Editing by Michael Shields)