The Second Japan-Korea Joint Workshop on Ship and Marine Hydrodynamics, June 28 (Mon.)-30 (Wed.), 1993, Conference Hall of University of Osaka Prefecture, Sakai, Osaka, Japan [1993] Second Japan-Korea Joint Workshop on Ship and Marine Hydrodynamics, June 28 (Mon.)-30 (Wed.), 1993, Conference Hall of University of Osaka Prefecture, Sakai, Osaka, Japan