2:15 PM - 2:30 PM
*Ryuga Kudo1,3, Takuto Sugawara2, Atsukazu Kuwahara3, Takaharu Kozakai1,2,3 (1. Yamagata Univ. Graduate School of Science and Engineering, 2. Yamagata Univ. Faculty of Science, 3. Yamagata Univ. Faculty of Education, Art and Science)