Education
Doctor in Engineering, University Tokyo, 2003.
Doctor in Engineering, University Tokyo, 2003.
Researcher Ship Research Institute, Ministry of Transport, Tokyo, 1981—2001. Senior researcher National Maritime Research Institute, since 2001. Vice-chairman sub-committee ship design & equipment International Maritime Organization, London, since 2010.
Son of Michio and Mitsuko Miyajima, Minoru and Tokiko Ota. Married Hiroko Ota, January 12, 1986. Children: Hisa-aki, Riko.