^○Tanaka Ryo, Yuuya Kaede, Shinto Yuto, Sato Hiroki, Eberhardt Peter, Nakayama Yuushou, Shiono Takeshi (Hiroshima University, Japan)

^○Hiza Misao¹, Miyaji Akimitsu², Baba Toshihide² (1.The Yokohama Rubber Co., Ltd., Japan, 2.Tokyo Institute of Technology, Japan)