○Tatsuichiro Nakamoto¹, Shuzo Tsuchida², Ryohei Seki², Yasuhiro Ueyama², Shun Yokoyama¹, Hideyuki Takahashi¹, Kazuyuki Tohji¹ (1. Tohoku University, 2. Panasonic Corporation)

○Gao Yang¹, Yu-ki Taninouchi¹, Akihiro Kishimoto¹, Tetsuya Uda¹ (1. Kyoto University)

○Mao Tamagawa¹, Kazuya Koyama¹ (1. Chiba Institute of Technology)

○Yuta Tosa¹, Hideto Sayama¹, Takumi Koda¹, Kazuya Koyama¹ (1. Chiba Institute of Technology)

○Kiyohiro Imai¹, Sigeru Kawamura¹, Kazutoshi Haga¹, Yasushi Takasaki¹, Atushi Shibayama¹ (1. Akita univercity)

○Nobuaki Nagano¹, Hideyuki Itou¹, Tomio Takasu¹, Naotaka Sakamoto², Katsumi Kawata³ (1. Kyushu Institute of Technology, 2. Fukuoka Industrial Technology Center, 3. Tetts Corporation Ltd.)