Ryoshin Minami, Hitotsubashi University, JapanKwan S.Kim, Notre Dame University, USAFumio Makino, Hosei University, JapanChang-Nam Kim, Dong-A University, South KoreaSusumu Hondai, Kobe University, JapanKazutoshi Nakamura, University of Nagasaki, JapanXinxin Ma, Kyoto University, JapanFang Cai, Chinese Academy of Social Sciences, ChinaMeiyan Wang, Chinese Academy of Social Sciences, ChinaYue Qu, Chinese Academy of Social Sciences, ChinaMakoto Takada, Meikai University, JapanLi Xu, Meiji University, JapanJin Du, Takushoku University, JapanHiromi Ishizuka, Sanno University, JapanShanping Yan, Doshisha University, JapanJinjun Xue, Nagoya University, JapanWenshu Gao, Chinese Academy of Social Sciences, China