1. National Institute of Technology, Asahikawa College, Department of Mechanical Systems Engineering
2. National Institute of Technology, Asahikawa College, Advanced Course of Production System Engineering
3. Priority Organization for Innovation and Excellence Department of Materials Science and Engineering, Magnesium Research Center Kumamoto University
4. Faculty of Engineering Department of Mechanical Systems Engineering, University of Ryukyus
5. Department of Mechanical Engineering, Kitami Institute of Technology