The authors have brought to our attention the following revision for this article. Listed below are the revised author affilations:
1Faculty of Textile Science and Technology, Shinshu University, 3-15-1, Tokida, Ueda, Nagano 386-8567, Japan
2Kyoto Institute of Technology, Kyoto, Japan
3Kobe University, Kobe, Japan
4Otsuma Women's University, Tokyo, Japan
We apologize for any inconvenience this may have caused.