1. National Institute for Fusion Science, Oroshi 322-6, Toki, Gifu 509-5292, Japan +81-572-58-2252
2. National Institute for Fusion Science, Oroshi 322-6, Toki, Gifu 509-5292, Japan +81-572-58-2314
3. Daido Bunseki Research, Inc., Daido-cho 2-30, minami-ku, Nagoya 457-8545, Japan +81-52-611-9434