1. Science
and Technology Division, Okinawa National College of Technology, 905 Henoko, Okinawa 905-2192, Japan
2. Graduate
School of Science and Technology, Kumamoto University, 2-39-1 Kurokami, Kumamoto 860-8555, Japan
3. National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba Central 6, 1-1-1 Higashi, Tsukuba, Ibaraki 305-8566, Japan
4. Fujifilm Corporation, 577 Ushijima,
Kaisei-machi, Ashigarakami-gun, Kanagawa 258-9577, Japan