Editorial board: Editor-in-Chiefs: Hidefumi Kobatake (Institute of National Colleges of Technology) Yoshitaka Masutani (Univ. of Tokyo) Editors: Hiroshi Fujita (Gifu Univ.) Makoto Hashizume (Kyushu Univ.) Hidekata Hontani (Nagoya Institute of Technology) Shoji Kido (Yamaguchi Univ.) Kensaku Mori (Nagoya Univ.) Noboru Niki (Tokushima Univ.) Yoshinobu Sato (Osaka Univ.) Akinobu Shimizu (Tokyo Univ. of Agriculture and Technology) Morimasa Tomikawa (Kyushu Univ.)