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MONTEREY, Calif. (Feb. 12, 2025) – Retired Adm. Ryo Sakai, former chief of staff of the Japan Maritime Self-Defense Force (JMSDF), poses for a photo in front of Herrmann Hall at the Naval Postgraduate School, Feb. 12, 2025. Sakai graduated from the Harvard Kennedy School with a master’s degree in public policy and completed the Command Course at the U.S. Naval War College. With more than 30 years of experience, his naval service culminated in his appointment to lead JMSDF in March of 2022.