1. 1) Ministry of Health, Labour and Welfare. 2006. Exercise and Physical Activity References for Health Promotion 2006. (in Japanese) http://www.mhlw.go.jp/bunya/kenkou/undou02/pdf/data.pdf.
2. 2) WHO. Global Recommendations on Physical Activity for Health. 2010. http://whqlibdoc.who.int/publications/2010/9789241599979_eng.pdf.
3. 3) Ikeda, N., M. Inoue, H. Iso, S. Ikeda, T. Satoh, M. Noda, T. Mizoue, H. Imano, E. Saito, K. Katanoda, T. Sobue, S. Tsugane, M. Naghavi, M. Ezzati & K. Shibuya. 2012. Adult mortality attributable to preventable risk factors for non-communicable diseases and injuries in Japan: a comparative risk assessment. PLoS Med 9: e1001160.
4. 5) Ministry of Health, Labour and Welfare. 2011. “Healthy Japan 21” final evaluation. (in Japanese) http://www.mhlw.go.jp/stf/houdou/2r9852000001r5gc-att/2r9852000001r5np.pdf.
5. 6) Ministry of Health, Labour and Welfare. 2012. Report of next national health campaign plan (Healthy Japan 21 2nd series). (in Japanese) http://www.mhlw.go.jp/stf/shingi/2r98520000028709-att/2r985200000287dp.pdf.