1. Department of Psychology, Faculty of Human Culture and Sciences, Fukuyama University, Hiroshima 729-0292, Japan
2. Graduate School of Psychological Science, Health Sciences University of Hokkaido, Hokkaido 002-8072, Japan
3. Faculty of Welfare and Health Science, Oita University, Oita 870-1192, Japan
4. Department of Psychological Counseling, Faculty of Humanities, Tokyo Kasei University, Tokyo 173-8602, Japan