*Ryo Nakano¹, Yoshitake Oguchi¹, Tatsuki Fujimoto¹, Nobuya Muranishi², Naoya Fujiwara², Kazuo Shindo³ (1. KAJIMA CORPORATION, 2. East Nippon Expressway Company Limited, 3. OYO Corporation)

*Naoto Kittaka¹, Junki Fujino¹, Kenji Kita¹ (1. West Japan Railway Company)

*Ryouya Iwata¹, Katunori Ono¹, Masanobu Okada¹ (1. KAWADA INDUSTRIES)

*Yuya Suzuki¹, Mitsuyoshi Kato¹, Kousei Nakahara¹, Seitaro Oshio¹, Kentarou Ishibashi² (1. West Japan Railway Company, 2. KOSEI CORPORATION)

*Mami Nakamura¹, Kazuyoshi Watanabe¹, Kohei Sasada¹, Chikara Kawamura¹ (1. Hokkaido Railway Company)

*Taiki Fujimoto¹, Koji yoshida¹, syuichi taya¹, ryuichi usami¹ (1. Central Japan Railway Company)

*Yamato Nishizawa¹, Masanori Higashida¹, Nobuhiro Shibata¹, Yuki Sasaki¹, Takuya Akagi¹, Ryo Kurihara² (1. NEXCO-EAST ENGINEERING COMPANY, 2. RETEC ENGINEERING CORPORATION)

*Kazutaka Shoumura¹, Dai Takemura¹ (1. KYUSHU RAILWAY COMPANY)