*Kazuhiro KITAMURA¹, Wataru Ito², Mamoru Koike³, Maida Iwane³, Yamagiwa Kiyoshi³, Naoki Obata⁴ (1. Aichi University of Education, 2. National Institute of Technology Sendai College, 3. Teikyo University of Science, 4. Seijo Gakuen Elementary School)

*Takeshi NAGASE¹, Kaito SATO¹, *Ryosuke ASADA¹, Sota SHINBASHI¹, Yuto MONDA¹, Shigeo KASHIWAI², Takahiro KANEYOSHI² (1. University of Hyogo, 2. Hyogo Prefectural Institute of Technology)

*Kohmei HALADA¹ (1. SusDI)

*Kotaro KURODA¹ (1. Former Nagoya University)

*Masafumi TANIWAKI¹ (1. Kochi University of Technology)