*Hitoshi Tatsuta¹, Ryoji Tokuhasi¹, Syuta Miyata¹, Takahiro Yoshida¹, Taisei Morita¹, Kouji Nishiuchi², Hiroshi Hirata², Kei Nakashima², Motokazu Nishimura³, Masako Shimizu³ (1. NIPPON ENGINEERING CONSULTANTS CO., LTD., 2. SHIN NIHON CONSULTANT CO., LTD., 3. Kagoshima Prefecture)

*Kazuhito Yagi

*Kenji Ebisu¹, Hikaru Ito², Amagi Koyama³, Satoru Oishi⁴, Keiji Hamamoto⁵ (1. NEWJEC Inc., 2. TOYO CONSTRUCTION CO.,LTD., 3. TOKYO ELECTRIC POWER SERVICES CO., LTD., 4. Kobe University, 5. Ministry of Land, Infrastructure,Transport and Tourism Kinki Regional Development Bureau)

*Koji Kuboshima¹, Nobuo Sakakibara¹, Yuji Maruyama¹, Susumu Yamabe¹ (1. Kawasaki Geological Engineering Co.,)

*THI THAO VAN NGUYEN¹, Yasuo Miyagi¹, Junichiro Odaka¹ (1. Kiso-Jiban Consultants Co.,Ltd.)

*Hideto Ookubo¹, So Yokoyama¹, Kenji Kuroiwa¹, Farzad Ahmadinejad¹, Sota Miyagaki², Yuki Itani², Toru Kozuki² (1. Japan Infra Waymark, 2. Sanyo Electric Railway Co., Ltd.)

*Risa Takashima Takashima¹, Junichiro Nojima¹, Hiroshi Fujiwara², Sae Matsuzaki², Hiroki Yoshida³ (1. J-POWER Design Co., Ltd., 2. Pacific Consultants Co., LTD., 3. Electric Power Development Co.,Ltd.)