1. Mem. ASME Assistant Professor Department of Mechanical Engineering, Meiji University, 1-1-1 Higashimita, Kawasaki, Kanagawa 2148571, Japan e-mail:
2. Meiji Institute for Advanced Study of Mathematical Sciences, Meiji University, 4-21-1 Nakano, Nakano-ku, Tokyo 1648525, Japan e-mail:
3. Mem. ASME Fellow ASME Professor Meiji Institute for Advanced Study of Mathematical Sciences, Meiji University, 4-21-1 Nakano, Nakano-ku, Tokyo 1648525, Japan e-mail: