This author has not been identified. Look up 'Takumu Shirayama' in GoogleThis author has not been identified. Look up 'Takuto Shigemura' in GoogleThis author has not been identified. Look up 'Yota Otachi' in GoogleThis author has not been identified. Look up 'Shuichi Miyazaki' in GoogleThis author has not been identified. Look up 'Ryuhei Uehara' in Google