1. Department of Food and Human Health Sciences, Graduate School of Human Life Science, Osaka City University, Sumiyoshi, Osaka 558-8585, Japan; Central Research Institute of Mitsukan Group Company, Limited, Nakamura-cho 2−6, Handa, Aichi 475-8585, Japan; Department of Housing and Environmental Design, Graduate School of Human Life Science, Osaka City University, Sumiyoshi, Osaka 558-8585, Japan