*Masayoshi Ooba¹, Takanori Igarashi¹, Takafumi Higuchi¹, Kousuke Ohba² (1. OHBEC, 2. ohbagumi)

Hidenori Tanaka¹, Takuya Moriyama¹, *Kenji Kohari¹, Naoto Takahashi², Ken-ichi Itakura³ (1. Meisei Engineering Co., Ltd., 2. Sapporo City University, 3. Muroran Institute of Technology)

*Yuto Takayama¹, Tomotaka Ueta², Takumi Asada¹ (1. Muroran Institute of Technology, 2. Oriental Consultants Holdings Company Limited)

*Hayato Sakurai¹, Ryuta Kobayashi¹, Masahiro Takada², Kentaro Nakata² (1. Docon, 2. Hokkaido Regional Development Bureau)

*Takateru Oyama¹, Makoto Sato¹, Hayato Sakagami¹, Norimitsu Kishi² (1. Docon Co., Ltd., 2. Muroran Institute of Technology)

*Shota Matsubara¹, Naoya Kato¹, Koji Koseki¹ (1. IDEA Consultants, Inc.)