OKADA Hiroo | Dept. of Naval Architecture, University of Osaka Prefecture

College Of Engineering Osaka Prefecture University

College Of Engineering University Of Osaka Prefecture

Osaka Prefecture Univ. Osaka Jpn

Graduate Student University Of Osaka Prefecture

Graduate School, University of Osaka Prefecture

Dept. of Naval Architecture, University of Osaka Prefecture

Dept. of Aeronautical Engineering, University of Osaka Prefecture

Graduate School University Of Osaka Prefecture

Osaka Prefectural College Of Technology