| Sep. 2008 | Deputy Chief Cabinet Secretary (Aso Cabinet)
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| Mar.2008 | Director-General of the Institute for Traffic Accident Research and Data Analysis
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| Aug.2007 | Adviser of the National Police Agency
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| Aug.2004 | Commissioner-General of the National Police Agency
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| Aug.2002 | Deputy Commissioner-General of the National Police Agency
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| May 2001 | Director-General of the Community Safety Bureau, National Police Agency
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| Jan.2000 | Chief of the Osaka Prefectural Police Headquarters
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| Jan.1999 | Deputy Superintendent-General of the Metropolitan Public Safety Commission
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| Aug.1996 | Chief of the Aichi Prefectural Police Headquarters
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| Aug.1989 | Chief of the Nara Prefectural Police Headquarters
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| Feb.1987 | Director of the Annex Research Office, Second Research Division, Research Department, Ground Staff Office, National Defense Agency
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| Mar.1980 | First Secretary of the Embassy of Japan to the Union of Soviet Socialist Republic
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| July 1969 | Entered the National Police Agency
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