This author has not been identified. Look up 'Takashi Matsumae' in GoogleThis author has not been identified. Look up 'Shingo Kariya' in GoogleThis author has not been identified. Look up 'Yuichi Kurashima' in GoogleThis author has not been identified. Look up 'Le Hac Huong Thu' in GoogleThis author has not been identified. Look up 'Eiji Higurashi' in GoogleThis author has not been identified. Look up 'Masanori Hayase' in GoogleThis author has not been identified. Look up 'Hideki Takagi' in Google