Midori Sakai(Kyoto Women's Univ.),  Masahiro Takamura(Hiroshima Univ.),  Go Okada(Hiroshima Univ.),  Yasumasa Okamoto(Hiroshima Univ.),  Shigeto Yamawaki(Hiroshima Univ.),  Yuki Maruno(Kyoto Women's Univ.),  Takashi Nakano(NAIST),  Junichiro Yoshimoto(NAIST),