〇Kazutoshi Sasahara¹, Yasuhiro Taguchi² (1. Nagoya University, 2. Aichi University)

Masanori Takano¹, 〇Takaaki Tsunoda¹ (1. CyberAgent, Inc.)

〇Atom Sonoda¹, Fujio Toriumi¹, Hiroto Nakajima², Miyabi Gouji² (1. The University of Tokyo, 2. Nikkei Inc.)

〇Nobuo Sato¹ (1. Hitachi, Ltd.)

〇Seidai Kojima¹, Hayato Ishigure¹, Miwa Sakata¹, Atsuko Mutoh¹, Koichi Moriyama¹, Nobuhiro Inuzuka¹ (1. Department of Computer Science, Graduate School of Engineering, Nagoya Institute of Technology)

〇Hirotoshi Yanagi¹, Takahiro Hoshino², Keisuke Takahata¹ (1. Graduate School of Economics, Keio University, 2. Faculty of Economics, Keio University)

〇Sonoko Kimura¹, Kimitaka Asatani², Toshiharu Sugawara¹ (1. Waseda University, 2. The University of Tokyo)

〇Yoshifumi Seki¹ (1. Gunosy Inc)

〇Takayuki Mizuno¹, Takaaki Ohnishi², Tsutomu Watanabe² (1. NII, 2. Univ. of Tokyo)