Kakudate, Toshiyuki [P:(DE-HGF)0] ; Tsukamoto, Shigeru [P:(DE-Juel1)131010] ; Kubo, Osamu [P:(DE-HGF)0] ; Nakaya, Masato [P:(DE-HGF)0] ; Nakayama, Tomonobu [P:(DE-HGF)0]