Akitomo Yasunaga

Sex, age, season, and habitual physical activity of older Japanese: the Nakanojo study.

Sungjin Park, Hyuntae Park, Fumiharu Togo, 2008, Journal of aging and physical activity.

How many days of pedometer use predict the annual activity of the elderly reliably?

Sungjin Park, Hyuntae Park, Fumiharu Togo, 2008, Medicine and science in sports and exercise.

Year-long physical activity and metabolic syndrome in older Japanese adults: cross-sectional data from the Nakanojo Study.

Sungjin Park, Kazuhiro Yoshiuchi, Hyuntae Park, 2008, The journals of gerontology. Series A, Biological sciences and medical sciences.

Physical Activity Environment and Japanese Adults’ Body Mass Index

Tomoki Nakaya, Andrew T. Kaczynski, Mohammad Javad Koohsari, 2018, International journal of environmental research and public health.