○Tomo Tanoue¹, Junji Watanabe², Taro Maeda¹, Hideyuki Ando¹ (1. Graduate School of Information Science and Technology, 2. NTT Communication Science Laboratories)

○Hideki Kakeya¹, Ayuki Hayashishita¹ (1. University of Tsukuba)

○Tatsuhiko Eguchi¹, Haruki Mizushina¹, Shiro Suyama¹ (1. Tokushima Univ.)

○Munekazu Date¹, Daisuke Ochi¹, Hideaki Kimata¹ (1. NTT Media Intelligence Laboratories, Nippon Telegraph and Telephone Corporation)

○Hiroaki Yano¹, Tomohiro Yendo¹ (1. Nagaoka University of Technology)

○Tadatoshi Kurogi¹, Hideaki Nii², TONGHUI SHAO¹, Kouta Minamizawa¹, Susumu Tachi³ (1. Keio University Graduate School of Media Design, 2. IIJ Innovation Institute Inc., 3. The University of Tokyo)