Research field (4)：
Social welfare
, Healthcare management, medical sociology
, Hygiene and public health (non-laboratory)
, Hygiene and public health (laboratory)
Research keywords (6)：
疫学
, 公衆衛生
, 高齢者
, Public Health
, Gerontology
, Epidemiology
Research theme for competitive and other funds (3)：
2022 - 2025 Influence of personal network structure of social support on quality of life in community-dwelling older people with dementia and their family caregivers
2011 - 2015 Automobile driving among older people with dementia: the effect of an intervention using a support manual for family caregivers
2007 - 2009 Quality of care service associated with the acceptance of foreign careworkers in Japan
Papers (75)：
Asuna Arai, Amartuvshin Khaltar, Takashi Ozaki, Yuriko Katsumata. Influence of social interaction on behavioral and psychological symptoms of dementia over 1 year among long-term care facility residents. Geriatric Nursing. 2021. 42. 2. 509-516
Yamashina H, Arai A, Obayashi Y, Mishima T, Tamashiro H. Teachers’ perspective on sexual health and relationship education in northern prefecture in Japan: A qualitative study. Asia-Pacific Social Science Review. 2018. 18. 1. 184-192
Kumi Kono, Sharareh Eskandarieh, Yoshihide Obayashi, Asuna Arai, Hiko Tamashiro. Mental Health and Its Associated Variables Among International Students at a Japanese University: With Special Reference to Their Financial Status (vol 17, pg 1654, 2015). JOURNAL OF IMMIGRANT AND MINORITY HEALTH. 2016. 18. 4. 940-940
Y. Liu, Y. Zhang, Z. Liu, J. Wang, A. Arai, Y. Obayashi, H. Tamashiro. Cause-Specific Gender Differences in Potential Gains in Life Expectancy at Birth in Japan, 1965-2010. INTERNATIONAL JOURNAL OF EPIDEMIOLOGY. 2015. 44. 147-147
