*Takashi Shiozaki¹, Kaito Manabe¹, Kazuya Kusano¹, Kazutoyo Yamada², Masato Furukawa¹ (1. Kyushu University, 2. Iwate University)

*Yuki Yachi¹, Ryugo Ozaki², Masato Furukawa¹, Toshimasa Miura² (1. Kyushu Universty, 2. Kawasaki Heavy Industries)

*Akiko Minakawa¹, Tetuya Kawamura² (1. Ochanomizu University, 2. The Open University of Japan)

*Hisami Takeishi¹, Ryo Onishi¹, Feng Xiao¹, Toshiharu Kagawa² (1. Tokyo Institute of Technology, Mechanical Engineering, 2. Tokyo Institute of Technology)