*, ** Researcher, Shipbuilding & Marine Simulation Center, Tongmyong University, Busan 48520, Korea *** Professor, Department of Marine Mobility, Tongmyong University, Busan 48520, Korea **** General Manager, Department of Safety research, Korea Maritime Transportation Safety Authority, Sejong-si, 30100, Korea ***** Researcher, Department of Marine Mobility, Korea Maritime Transportation Safety Authority, Sejong-si, 30100, Korea ****** Executive Director, Department of Marine Mobility, Korea Maritime Transportation Safety Authority, Sejong-si, 30100, Korea