Born in 1962 in Kanazawa, Ishikawa Prefecture. As a critical care physician and trauma
surgeon, he transformed the Emergency and Critical Care Center at Chiba Hokuso Hospital, Nippon Medical University into one of the nation's premier trauma treatment facilities. He is also recognized as a pioneer in medical helicopter operations. First elected in the 2021 general election from Chiba's 13th district. In the Second Kishida Cabinet formed in September 2023, he served as Parliamentary Secretary for National Defense. In the Ishiba Cabinet formed in October 2024, he served as Parliamentary Secretary for Foreign Affairs.
Since the Takaichi Cabinet formed in October 2025, he has held his current position.