Hirohisa Takenoshita Keio University Japan
Yoshikazu Shiobara Keio University Japan
Satoko Takeda Osaka University of Economics and Law Japan
Mika Hasebe Meijigakuin University Japan
Wonsuk Sun Chuo University South Korea
Chikako Kashiwazaki Keio University Japan
Sayaka O. Torngren Malmo University Sweden
Charlie Morgan Ohio University USA
Kikuko Nagayoshi Tohoku University Japan
Kenji Ishida University of Tokyo Japan