Vice Admiral (ret.) Nakanishi Masato 中西正人 (March 1961 - ) is a Japanese Maritime Self Defense officer.
- Mar 1983 Joined JMSDF
- Jan 2002 Captain
- 26 Mar 2008 Chief, Administration Section, Administration Department, Maritime Staff Office
- 7 Dec 2009 Rear Admiral. Deputy Director, Maritime Staff Office.
- 27 Apr 2011 Deputy Commandant, Joint Staff College.
- 26 Jul 2012 Chief of Staff, Kure District.
- 22 Aug 2013 Director, Personnel and Education Department, Maritime Staff Office.
- 5 Aug 2014 Chief of Staff, Yokosuka District.
- 23 Mar 2016 Vice Admiral. Commandant, Ominato District.
- 1 Aug 2018 retired.
|Commandant, Ominato District
23 Mar 2016 - present