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Minoru Yamamoto Editor

Shyuichi Izumiya, Hokkaido University, Japan.

Goo Ishikawa, Hokkaido University, Japan.

Minoru Yamamoto, Hirosaki University, Japan.

Kentaro Saji, Kobe University, Japan.

Takahiro Yamamoto, Tokyo Gakugei University, Japan.

Masatomo Takahashi, Muroran Institute of Technology, Japan.