Yuto Kamei², Keita Murakami², Yuichi Murakami², *Takumi Sakakiyama¹, Fumito Doi¹, Tsukasa Takahashi¹, Masayuki Sakakibara^2,3 (1.Seiyo City, 2.Faculty of Collaborative Regional Innovation, Ehime University, 3.Research Institute for Humanity and Nature)