〇Masashi Kikugawa1, Yoshihiro Goto1, Haruo Imagawa1, Marie Ishikawa2, Keisuke Kobayashi3, Tetsuya Nanba3, Hideyuki Matsumoto4
(1. TOYOTA Central R&D Labs., 2. TOYOTA MOTOR CORPORATION, 3. National Institute of Advanced Industrial Science and Technology, 4. Tokyo Institute of Technology)