*Tatsuo Shirakawa¹, Shin-ichi Chonan² (1. Kitami Institute of Technology, 2. NPO Okhotsk Railway History Preservation Society)

*Ryoga Munakata¹, Yuki Sasaki¹, Mikiharu Arimura¹ (1. Muroran Institute of Technology)

*Yuki Hagiuda¹, Shin-ei Takano² (1. Graduate School of Engineering, Hokkaido University, 2. Faculty of Engineering, Hokkaido University)

*Tappei Murai¹, Shin-ei Takano², Kunihiro Kishi³ (1. Graduate School of Engineering Hokkaido University , 2. Faculty of Engineering Hokkaido University , 3. Graduate School of Public Policy Hokkaido University )