| Apr. 1992 | Joined NPA |
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| Apr. 2006 | Deputy Director of Second Investigation Division, NPA |
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| Jul. 2014 | Director for Money Laundering Prevention Office, NPA |
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| Aug. 2016 | Counselor for Cyber Security and Informatization, The Secretariat of the Nuclear Regulation Authority |
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| Mar. 2019 | Commissioner of the Tochigi Prefectural Police |
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| Oct. 2020 | Director of Police Administration Training Department, National Police Academy |
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| Aug. 2021 | Director of Education, Training and Welfare Division, NPA |
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| Apr. 2022 | Councilor for Cyber Affairs Bureau, NPA |
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