1. College of Design and Manufacturing Technology, Muroran Institute of Technology, 27-1, Mizumoto-cho, Muroran, Hokkaido 050-8585, Japan (Corresponding author), e-mail: kazama@mmm.muroran-it.ac.jp, https://orcid.org/0000-0002-9825-9955
2. Idemitsu Kosan Co., Ltd., 1-1 Marunouchi 3-chome, Chiyoda-ku, Tokyo 100-8321, Japan