 Makoto Yoshida, Affiliations Rishu Takimoto, Affiliations Kazuyuki Murase, Affiliation Yasushi Sato, Affiliation Masahiro Hirakawa, Affiliations Fumito Tamura, Affiliations Tsutomu Sato, Affiliations Satoshi Iyama, Affiliation Takahiro Osuga, Affiliation Koji Miyanishi, Affiliation Kohichi Takada, Affiliation Tsuyoshi Hayashi, Affiliation Masayoshi Kobune, Affiliation 