*Fumiyoshi Kuwashima¹, Mona Jarrahi², Semih Cakmakyapan², Osamu Morikawa³, Takuya Shirao¹, Kazuyuki Iwao¹, Kazuyoshi Kurihara⁴, Hdeaki Kitahara⁵, Takashi Furuya⁵, Kenji Wada⁶, Makoto Nakajima⁷, Masahiko Tani⁵ (1. Fukui Univ. of Tech., 2. UCLA, 3. Chair of Liberal Arts, Japan Coast Guard Academy, 4. School of Education., University. of Fukui, 5. Research Center for Development of Far-Infrared Region, University of Fukui, 6. Osaka Metropolitan University, 7. Institute of Laser engineering, Osaka Univ.)

*Ken Umeno¹ (1. Kyoto University)

*Kenji Wada¹, Tokihiro Kitagawa¹, Tetsuya Matsuyama¹, Koichi Okamoto¹, Fumiyoshi Kuwashima² (1. Osaka Metropolitan Univ., 2. Fukui Univ. of Technology)