*Ryoichi Horisaki¹ (1. The Univ. of Tokyo (Japan))

*Tatsuki Tahara¹, Yuichi Kozawa², Ayumi Ishii³, Ryo Okamoto⁴ (1. National Institute of Information and Communications Technology (NICT) (Japan), 2. Tohoku University (Japan), 3. Teikyo University of Science (Japan), 4. Kyoto University (Japan))

*Yutaro Katano¹, Masahiro Usui¹, Teruyoshi Nobukawa¹, Kei Hagiwara¹, Tetsuhiko Muroi¹ (1. Japan Broadcasting Corporation (Japan))

*Moe Sakurai¹, Hiroki Takahara¹, Shuntaro Aragaki¹, Kaito Nakao¹, Taku Hoshizawa¹, Eriko Watanabe¹ (1. The Univ. Electro-Communications (Japan))