1. National Institute for Fusion Science, Oroshi 322-6, Toki, Gifu 509-5292, Japan +81-572-58-2252, nagasaka@nifs.ac.jp
2. National Institute for Fusion Science, Oroshi 322-6, Toki, Gifu 509-5292, Japan +81-572-58-2119, muroga@nifs.ac.jp
3. National Institute for Fusion Science, Oroshi 322-6, Toki, Gifu 509-5292, Japan +81-572-58-2124, noda@nifs.ac.jp
4. Kawasaki Heavy Industries, LTD., Akashi 673-8666, Japan +81-78-921-1630, kawamura@ati.khi.co.jp
5. Kawasaki Heavy Industries, LTD., Koto-ku, Tokyo 136-8588, Japan +81-3-3615-5147, ise_h@khi.co.jp
6. Institute for Materials Research, Tohoku University, Oarai, Ibaraki 311-1313, Japan +81-29-267-3181, kurishi@imr.tohoku.ac.jp