This author has not been identified. Look up 'Kaoru Kawamura' in GoogleThis author has not been identified. Look up 'T. Shindo' in GoogleThis author has not been identified. Look up 'Toshiyuki Shibuya' in GoogleThis author has not been identified. Look up 'H. Miwatari' in GoogleThis author has not been identified. Look up 'Y. Ohki' in Google