1. Department of Home Economics, Gifu Women's University, 80 Taromaru, Gifu 501-2592, Japan
2. Department of Textile Engineering, Pusan National University, Pusan 609-735, Korea
3. Iwatani International Corporation, Moriyama, Shiga 524-0041, Japan
4. Owari Textile Research Center, Aichi Industrial Technology Institute, Ichinomiya, Aichi 491-0931, Japan