1. Department of Mechanical Engineering, National Institute of Technology, Toyama College
2. Department of Materials Processing, Graduate School of Engineering, Tohoku University
3. Department of Mechanical Science and Engineering, Graduate School of Science and Technology, Hirosaki University
4. Graduate School of Science and Engineering for Research, University of Toyama
5. SANKI Co, Ltd.
6. Department of Metallurgy, Graduate School of Engineering, Tohoku University