1. Graduate School of Education; Nagasaki University; Nagasaki Japan
2. Center for Health and Community Medicine; Nagasaki University; Nagasaki Japan
3. Unit of Preventive Medicine; Nagasaki University Graduate School of Biomedical Sciences; Nagasaki Japan
4. Department of Occupational Therapy; School of Health and Social Services Saitama Prefectural University; Saitama Japan
5. Department of Behavioral Medicine; Tohoku University Graduate School of Medicine; Sendai Japan