[1] Dept. of Mech. Sys. Eng., Toyama Pref. Univ., Kurokawa, Imizu,939-0398, Japan
[2] Dept. of Mech. Eng., National Inst. of Tech. Toyota College, Eisei-cho, Toyota,471-8525, Japan
[3] Graduate School of Eng., Osaka Univ., Yamadaoka, Suita, 565-0871, Japan
[4] Dept. Mech. Eng., National Inst. of Tech., Akashi College, Nishioka, Uozumi-Cho, Akashi, 674-8501, Japan
[5] Center for Data Sci. Edu. And Res, Shiga Univ., 1-1-1 Banba, Hikone,522-8522, Japan
[6] Dept. of Mech. Eng., National Inst. of Tech., Kagawa College, Chokushi-Cho, Takamatsu,761-8058, Japan
[7] Res. Org. of Sci. and Tech, Ritsumeikan Univ., Noji-Higashi, Kusatsu, 525-8577, Japan