Arai Y, Hosokawa T, Fukao A, Izumi Y, Hisamichi S. Smoking behaviour and personality: a population-based study in Japan. Addiction 1997; 92: 1023-1033.

Arai Y, Kudo K, Hosokawa T, Washio M, Miura H, Hisamichi S. Reliability and validity of the Japanese version of the Zarit Caregiver Burden Interview. Psychiatry Clin Neurosci 1997; 51: 281-287.

Arai Y. Insurance for long-term care planned in Japan. Lancet 1997; 350: 1831.

Miura H, Araki Y, Haraguchi K, Arai Y, Umenai T. Socioeconomic factors and dental caries in developing countries: a cross-national study. Soc Sci Med 1997; 44: 269-272.

Washio M, Kiyohara C, Honjo N, Aoyagi K, Okada K, Arai Y, et al. Methicillin-resistance Staphylococcus aureus (MRSA) isolation from pharyngeal swab cultures of Japanese elderly at admission to a geriatric hospital. J Epidemiology 1997; 7: 167-172.

Washio M, Kiyohara C, Hamada T, Miyake Y, Arai Y, Okayama M. The case fatality rate of methicillin-resistant Staphylococcus aureus (MRSA) infection among the elderly in a geriatric hospital and their risk factors. Tohoku J Exp Med 1997; 183: 75-82.

Arai Y, Ikegami N. Health care systems in transition. J Public Health Med 1998; 20: 29-33.

Arai Y, Miura H, Washio M, Kudo K. Depression among caregivers of the elderly in need of care and their service utilization: a pilot study. Psychiatry Clin Neurosci 1998; 52: 463-465.

Arai Y, Hisamichi S. Self-reported exercise frequency and personality: a population-based study in Japan. Percept Mot Skills 1998; 87: 1371-1375.

Arai Y, Washio M, Miura H, Kudo K. Dementia care in Japan: insurance for long term care legislation in Japan. Int J Geriat Psychiatry. 1998; 13: 572-573.

Arai Y, Kudo K, Washio M. Caring for Japan's elderly. Lancet 1998; 352: 1393.

Miura H, Umenai T, Arai Y, Osaka K, Isogai E, Ueda I. Dental caries and urbanization level in developing countries. J Dent Health 1998; 48: 20-24.

Washio M, Kiyohara C, Arai Y, Aoyagi K, Okada K, Fujishima M, et al. Methicillin-resistant Staphylococcus aureus (MRSA) and Pseudomonas aeruginosa isolation from pharyngeal swab cultures among the Japanese elderly at admission to a geriatric hospital. Public Health 1998; 112: 415-417.

Miura H, Arai Y, Sakano S, Hamada A, Umenai T, Isogai E. Subjective evaluation of chewing ability and self-rated general health status in elderly residents of Japan. Asia-Pacific J Public Health 1998; 10: 43-45.

Kudo K, Arai Y, Kondo Y. Japanese mass screening for neuroblastoma. Lancet 1998; 352: 1316.

Kudo K, Arai Y. Gloomy boom of anti-dementia campaign in Japanese public health. Lancet 1998; 352: 1477-1478.

Arai Y, Washio M. Burden felt by family caring for the elderly members needing care in southern Japan. Aging Ment Health 1999; 3: 158-164.

Arai Y, Washio M. Need for evidence-based admission policy for MRSA carriers. J Am Geriat Soc 1999; 47: 1162.

Washio M, Arai Y. Depression among caregivers of the disabled elderly in southern Japan. Psychiatry Clin Neurosci 1999; 53: 407-412.

Aiga H, Arai Y, Marui E, Umenai T. Impact of improvement of water supply on reduction of diarrheal incidence in a squatter area of Manila. Environ Health Prev Med 1999; 4(3): 111-116.

Arai Y, Washio M. Book review (Parkes CM, Markus A, editors. Coping with loss. London: BMJ Publishing Group, 1998). Fam Pract 1999; 16: 450-451.

Arai Y. Aged care developments in Japan: from family care to long-term care insurance. Natl Healthcare J 1999; (Nov): 28.

Arai Y, Washio M, Kudo K. Factors associated with admission to a geriatric hospital in semi-suburban southern Japan. Psychiatry Clin Neurosci2000; 54: 213-216.

Arai Y, Sugiura M, Miura H, Washio M, Kudo K．Undue concern for others' opinions deters caregivers of impaired elderly from using public services in rural Japan. Int J Geriatr Psychiatry 2000; 15: 961-968.

Arai Y. Challenges for an ageing society in Japan. Registered Homes & Services 2000; 4(12): 182-184.

Miura H, Miura K, Mizugai Y, Arai Y. Chewing ability and quality of life among the elderly residing in a rural community in Japan. J Oral Rehabili 2000; 27: 731-734.

Washio M, Ishibashi N, Arai Y, Kiyohara C, Tanaka K, Maeda M, Fujishima M, Okayama M. The isolation of Methicillin-resistant Staphylococcus Aureus (MRSA) is a predictor for poor prognosis of elderly patients with bacterial infection. Int Med J 2000; 7: 117-120.

Matsuu K, Washio M, Arai Y, Ide S. Depression among caregivers of the frail elderly in urban Japan. Psychiatry Clin Neurosci 2000; 54(5): 553-557.

Arai Y．Cultural differences. Int J Geriat Psychiatry 2000; 15: 376.

Arai Y, Sugiura M, Washio M, Miura H, Kudo K. Caregivers depression predicts early discontinuation of care for disabled elderly at home.Psychiatry Clin Neurosci 2001; 55: 379-382.

Arai Y. Japan's new long-term care insurance. Lancet 2001; 357(9269): 1713.

Washio M, Arai Y. The new public long-term care insurance system and feeling of burden among caregivers of the frail elderly in rural Japan.Fukuoka Acta Med 2001; 92(8): 292-298.

Matsuu K, Washio M, Arai Y, Higashi H, Saku Y, Tokunaga S, Ide S. Depression among caregivers of elderly patients on chronic hemodialysis. Fukuoka Acta Med 2001; 92(9): 319-324.

Kuwahara Y, Washio M, Arai Y. Burden among caregivers of frail elderly in Japan. Fukuoka Acta Med 2001; 92(9): 326-332.

Mizumura K, Sugiura M, Arai Y. Profiles of Women Scientists in Physiology of Japan - A Review Based on Statistical Analysis - Ann. Rep of SJWS 2001; 2(1): 67-74.

Arai Y, Zarit S, Sugiura M, Washio M. Patterns of outcome of caregiving for the impaired elderly: a longitudinal study in rural Japan. Aging Ment Health 2002; 6(1): 39-46.

Arai Y, Masui K, Sugiura M, Washio M. Fewer hours of care yet undiminished caregiver burden with new Long-Term Care insurance in Japan. Int J Geriatr Psychiatry 2002; 17(5): 489-491.

Minami Y, Sasaki T, Arai Y, Hosokawa T, Hisamichi S and The Miyagi Lupus Study Group. Psychological profiles and health status in Japanese female patients with systemic lupus erythematosus: the Miyagi Lupus collaborative study. J Epidemiology 2002; 12(2): 55-63.

Hozawa A, Ohkubo T, Tsuji I, Kikuya M, Matsubara M, Suzuki T, Nagai K, Kitaoka H, Arai Y, Hosokawa T, Satoh H, Hisamichi S, Imai Y. Relationship between personality and self-measured blood pressure value at home: The Ohasama Study. Clin. And Exper. Hypertension 2002; 24(1&2): 115-123.

Asami T, Washio M, Arai Y, Hotokebuchi T, Furukawa T, Kugisaki H. Burden among Caregivers of Elderly Patients with Osteoarthritis of Hip Joint. Fukuoka Acta Med 2002; 93(6): 96-103.

Washio M, Inoue N, Arai Y, Tokunaga S, Mori M. Depression among caregivers of patients with Parkinson disease. Int Med J 2002; 9(4): 265-269.

Washio M, Wada J, Tokunaga S, Arai Y, Mori M. Long-term Care Insurance for Elderly and Depression among Caregivers of the Frail Elderly in Urban Japan: A follow-up Study. Int Med J 2002; 9(4): 251-255.

Washio M, Arai Y, Kuwahara Y, Yoshimasu K, Kobayashi K, Mori M. Burden among family caregivers of the frail elderly with tumors. Tumor Research 2002; 37: 17-22.

Arai Y, Ueda T. Paradox revisited: still no direct connection between hours of care and caregiver burden. Int J Geriatr Psychiatry 2003; 18(2): 188-189.

Arai Y, Zarit S, Kumamoto K, Takeda A. Are there inequities in the assessment of dementia under Japan's LTC insurance system? . Int J GeriatrPsychiatry 2003; 18: 346-352.

Minami Y, Sasaki T, Arai Y, Kurisu Y, Hisamichi S. Dietary factors in relation to clinical manifestations of systemic lupus erythematosus: the Miyagi lupus cohort study. J Rheumatol 2003; 30:747-754.

Washio M, Inoue H, Kiyohara C, Matsumoto K, Koto H, Nakanishi Y, Arai Y, Mori M. Depression among caregivers of patients with chronic obstructive pulmonary disease. Int Med J 2003; 10(4): 255-259.

Washio M, Oura A, Arai Y, Mori M. Depression among caregivers of the frail elderly: Three years after the introduction of the Public Long-Term Care insurance for the elderly. Int Med J 2003; 10(3): 179-183.

Arai Y, Kumamoto K, Washio M, Ueda T, Miura H, Kudo K. Factors related to feelings of burden among caregivers looking after impaired elderly in Japan under the Long-Term Care Insurance system. Psychiatry Clin Neurosci 2004;58(4): 396-402.

Kumamoto K, Arai Y. Validation of "Personal Strain" and "Role Strain" : Subscales of the short version of the Japanese version of the ZaritBurden Interview (J-ZBI_8) Psychiatry Clin Neurosci 2004; 58(6):606-610.

Arai Y, Kumamoto K. Caregiver burden not "worse" after new public Long-Term Care (LTC) insurance scheme took over in Japan. Int J GeriatrPsychiatry 2004; 19: 1205-1206.

Arai Y. Family caregiver burden in the context of the Long-term Care (LTC) insurance system. J Epidemiology 2004; 14(5): 139-142.

Arai Y, Kumamoto K, Washio M. Assessment of family caregiver burden in the context of the LTC insurance system: J-ZBI. Geriatrics & Gerontology International 2004; 4: S53-55.

Kumamoto K, Arai Y, Hashimoto N, Ikeda M, Mizuno Y, Washio M. Problems family caregivers encounter in home care of patients with Frontotemporal Lobar Degeneration. Psychogeriatrics 2004; 4(2): 33-39.

Washio M, Nakayama Y, Izumi H, Oura A, Kobayashi K, Arai Y, Mori M. Factors related to hospitalization among the frail elderly with home-visiting nursing service in the winter months. Int Med J 2004; 11(4): 259-262.

Arai Y, Kumamoto K. Network for improving the dementia care system. Psychogeriatrics 2004; 4(4): 139-143.

Arai Y, Kumamoto K, Zarit SH, Dennoh H, Kitamoto M. Angst in Shangri-la: Japanese fear of growing old. J Am Geriatr Soc 2005; 53(9): 1641-1642.

Washio M, Arai Y, Yamasaki R, Ide S, Kuwahara Y, Tokunaga S, Wada J, Mori M. Long-term care insurance, caregivers' depression and risk of institutionalization / hospitalization of the frail elderly. Int Med J 2005; 12(2): 99-103.

Miura H, Arai Y, Yamasaki K. Feelings of burden and health-related quality of life among family caregivers looking after the impaired elderly. Psychiatry Clin Neurosci 2005; 59(5): 551-555.

Miura H, Kariyasu M, Yamasaki K, Arai Y, Sumi Y. Relationship between general health status and the change in chewing ability: A longitudinal study of the frail elderly in Japan over a 3-year period. Gerodontology 2005; 22: 200-205.

Arai Y. Implementation and implications of the 2002 Road Traffic Act of Japan from the perspective of dementia and driving: A qualitative study. Jpn Bull Soc Psychiat 2006; 14: 158-161.

Schreiner AS, Morimoto T, Arai Y, Zarit SH. Assessing family caregiver's mental health using a statistically derived cutoff score for the ZaritBurden Interview. Aging Ment Health 2006; 10(2): 107-111.

Arai Y. Family caregiver burden and quality of home care in the context of the Long-Term Care insurance scheme: An overview. Psychogeriatrics 2006; 6(3): 134-138.

Oura A, Washio M, Wada J, Arai Y, Mori M: Factors related to institutionalization among the frail elderly with home-visiting nursing service in Japan. Gerontology 2006; 52(1): 66-68.

Kumamoto K, Arai Y, Zarit SH. Use of home care services effectively reduces feelings of burden among family caregivers of disabled elderly in Japan: Preliminary results. Int J Geriatr Psychiatry 2006; 21(2): 163-170.

Hozawa A, Ohkubo T, Obara T, Metoki H, Kikuya M, Asayama K, Totsune K, Hashimoto J, Hoshi H, Arai Y, Satoh H, Hosokawa T, Imai Y. Introversion associated with large differences between screening blood pressure and home blood pressure measurement: the Ohasamastudy. J Hypertens 2006; 24(11): 2183-2189.

Sasaki M, Arai Y, Kumamoto K, Abe K, Arai A, Mizuno Y. Factors related to potentially harmful behaviors towards disabled older people by family caregivers in Japan. Int J Geriatr Psychiatry 2007; 22(3): 250-257.

Oura A, Washio M, Arai Y, Ide S, Yamasaki R, Wada J, Kuwahara Y, Mori M. Depression among caregivers of the frail elderly in Japan before and after the introduction of the Public Long-Term Care Insurance System. Z Gerontol Geriatr 2007; 40: 112-118.

Miura H, Arai Y, Kariyasu M, Yamasaki K. Oral health care needs and provision for the impaired community-dwelling elderly. Journal of Kyushu University of Health & Welfare 2007; 8: 139-145.

Miura H, Kariyasu M, Yamasaki K, Arai Y. Evaluation of chewing and swallowing disorders among frail community-dwelling elderly individuals. J Oral Rehabil 2007; 34: 422-427.

Arai A, Matsumoto T, Ikeda M, Arai Y. Do family caregivers perceive more difficulty when they look after patients with early onset dementia compared to those with late onset dementia? Int J Geriatr Psychiatry 2007; 22(12): 1255-1261.

Sasaki M, Arai A, Arai Y. Factors related to institutionalization among disabled older people; a two-year longitudinal study. Int J GeriatrPsychiatry 2008; 23(1): 113-115.

Arai Y, Arai A, Zarit SH. What do we know about dementia?: A survey on knowledge about dementia in the general public of Japan. Int J Geriatr Psychiatry 2008; 23(4): 433-438.

Takata S, Washio M, Moriwaki A, Tsuda T, Nakayama H, Iwanaga T, Aizawa H, Arai Y, Nakanishi Y, Inoue H. Burden among caregivers of patients with chronic obstructive pulmonary disease with long-term oxygen therapy. Int Med J 2008; 15(1): 53-57.

Mizuno Y, Arai A, Arai Y. Determination of driving cessation for older adults with dementia in Japan. Int J Geriatr Psychiatry 2008; 23(9): 987-989.

Tokunaga S, Washio M, Miyabayashi I, Shin Y, Arai Y. Burden among Caregivers of Parkinson's Disease Patients. Int Med J 2009; 16(2): 83-86

Arai Y, Arai A, Mizuno Y. The National Dementia Strategy in Japan. Int J Geriatr Psychiatry 2010; 25(9): 896-899.

Arai A, Mizuno Y, Arai Y. Differences in perceptions regarding driving between young and old drivers and non-drivers in Japan. Int J GeriatrPsychiatry 2010; 25(12): 1239-1245.

Mizuno Y, Arai A, Arai Y. Measures for enhancing the mobility of older people with dementia in Japan: Should it be a matter of self-help? J Am Geriatr Soc 2010; 58(10): 2048-2049.

Arai Y, Zarit SH. Exploring strategies to Alleviate Caregiver Burden: The Effects of the National Long-term Care Insurance Scheme in Japan.Psychogeriatrics 2011; 11(3): 183-189.

Mizuno Y, Kumamoto K, Arai A, Arai Y. Mobility support for older people with dementia in Japan: financial resources are an issue but not the deciding factor for municipalities. J Am Geriatr Soc 2011; 59(12): 2388-2390.

Arai A, Mizuno Y, Arai Y. Implementation of municipal mobility support services for older people who have stopped driving in Japan. Public Health 2011; 125: 799-805.

Toyoshima Y, Washio M, Ishibashi Y, Onizuka J, Miyabayashi I, Arai Y. Burden among family caregivers of the psychiatric patients with visiting nursing services in Japan. IMJ 2012; 19(2): 127-129.

Washio M, Yoshida H, Ura N, Ohnishi H, Sakauchi F, Arai Y, Mori M, Shimamoto K. Burden among family caregivers of patients on chronic hemodialysis in Northern Japan. IMJ 2012; 19(3): 221-223.

Washio M, Arai Y, Oura A, Miyabayashi I, Onimaru M, Mori M. Family Caregiver Burden and Public Long-Term Care Insurance System in Japan. IMJ 2012; 19(3): 229-233.

Arai Y, Kumamoto K, Mizuno Y, Arai A. The general public's concern about developing dementia and related factors in Japan. Int J GeriatrPsychiatry 2012; 27(11): 1203-1204.

Kurasawa S, Yoshimasu K, Washio M, Fukumoto J, Takemura S, Yokoi K, Arai Y, Miyashita K. Factors influencing caregiversEburden among family caregivers and institutionalization of in-home elderly people cared for by family caregivers. Environmental Health and Preventive Medicine 2012; 17: 474-483.

Mizuno Y, Arai Y. Measures to support voluntary retirement from driving in Japanese older people: driving is not just a means of transportation. J Am Geriatr Soc 2012; 60(11): 2170-2172.

Hashimoto E, Washio M, Arai Y, Sasaki R, Mori M. Depression among family caregivers of patients with dementia attending to psychiatric dispensary in northern Japan. IMJ 2013; 20(1): 9-12.

Arai Y, Kumamoto K, Mizuno Y, Washio M. Depression among family caregivers of community-dwelling older people who used services under the Long Term Care Insurance program: a large-scale population-based study in Japan. Aging Ment Health 2014; 18(1): 81-91.

Mizuno Y, Arai Y. Support measures to enhance motivation for older people with dementia: a nationwide survey of Japanese municipal governments. IMJ 2014; 21(2): 175-176.

Arai Y. Challenges in disseminating the findings of psychosocial research conducted in a non-English speaking country. International Psychogeriatrics 2014; 26(9): 1575-1576.

Washio M, Arai Y, Mori M. Factors related to the depression among family caregivers of older people with disabilities who used home health care services in the metropolitan city of Hokkaido, Northern Japan. IMJ 2014; 21(3): 263-267.

Arai Y, Zarit SH. Determining a cutoff score of caregiver burden for predicting depression among family caregivers in a large population-based sample. Int J Geriatr Psychiatry 2014; 29(12):1313-1315.

Toyoshima Y, Washio M, Miyabayashi I, Haruna S, Arai Y. Depression among family caregivers of the psychiatric patients with visiting nursing services in Japan. IMJ 2014; 21(5): 463-465.

Arai A, Arai Y. Self-assessed driving behaviors associated with age among middle-aged and older adults in Japan. Arch Gerontol Geriatr 2015; 60(1): 39-44.

Mizuno Y, Arai Y. Drivers with dementia in Japan: required public support under strict legal restrictions. J Am Geriatr Soc 2015; 63(3): 611-612.

Washio M, Takeida K, Arai Y, Shang E, Oura A, Mori M. Depression among family caregivers of the frail elderly with visiting nursing services in the northernmost city of Japan IMJ 2015; 22(2): 250-253.

Toyoshima Y, Washio M, Horiguchi I, Yamasaki R, Onimaru, M, Nakamura K, Miyabayashi I, Arai Y. Undue concern for others’ opinions is related to depression among family caregivers of disabled elderly in southern Japan. IMJ 2016; 23(1): 30-33.

Mizuno Y, Arai Y. Is society tolerant enough to give the necessary priority to vulnerable adults when they need mobility support? J Am GeriatrSoc 2016; 64(8): 1741-1743.

Arai Y, Kamimura N. Reliability and validity of the Japanese version of the caregiver self-efficacy scale around driving cessation of family members suffering from dementia. Psychogeriatrics 2017; 17: 210-211.

Arai Y, Arai A, Mizuno Y, Kamimura N, Ikeda M. The creation and dissemination of downloadable information on dementia and driving from a social health perspective. Psychogeriatrics 2017; 17: 262-266.

Arai Y, Noguchi C, Zarit SH. Potentially harmful behavior by caregivers may be predicted by a caregiver burden scale. Int J Geriatr Psychiatry 2017; 32: 582-583.

Miyabayashi I, Washio M, Toyoshima Y, Ogino H, Hata T, Horiguchi I, Arai Y. Factors related to heavy burden among Japanese family caregivers of disabled elderly with home-visiting nursing services under the public long-term care insurance system. IMJ 2018; 25(3): 167-170.

Arai Y, Kajiwara K, Toba K, Sakurai T, Mori D, Ookubo N, Fujisaki A. A prompt and practical on-site support programme for family caregivers of persons with dementia: a preliminary uncontrolled interventional study. Psychogeriatrics 2018; 18(6): 476-478. (DOI: 10.1111/psyg.12344).

Arai Y, Ikegami N. How will Japan cope with the impending surge of dementia? In: Wimo A, Jonsson B, Karlson G, Winblad A, editors. Health economics of dementia. Chichester: John Wiley & Sons, 1998: 275-284.

Arai Y. Japan Breaks with Long Family Caregiving Tradition: New Long-Term Care (LTC) Insurance Scheme. In: Duvvuru J, Kalavar JM, Khan AM, Liebig PS, editors. Global ageing care concerns and special perspectives. New delhi: Kanishka Publishers & Distributors, 2014: 38-45.

Arai Y. Long-term-care systems. In: World Health Organization. World report on Ageing and Health. Geneva, 2015: 127-155 (as an additional contributor as well as a peer reviewer).

Wahio M, Toyoshima Y, Miyabayashi I, Arai Y. Chapter 3: Burden among family caregivers of the older people who need care in Japan. In: Washio M, Kiyohara C, editors. Health Issues and Care System for the Elderly. Singapore: Springer, 2019; 17-32.

Arai Y, Sugiura M. New Japanese insurance for elderly: A welcome but difficult break with tradition (Symposium). The 17th Congress of the International Association of Gerontology, 2001 July 1-6, Vancouver, Canada.

Arai Y. Recent departure from traditional caregiving in Japan with the New Long-Term Care Insurance system (Symposium). The 8th International Conference on Alzheimer's Disease and Related Disorders, 2002 July 20-25, Stockholm, Sweden.

Arai Y. Assessment of family caregiver burden in the context of the LTC insurance system: J-ZBI. Geriatric Assessment (Symposium). The 7th Asia/Oceania Regional Congress of Gerontology, 2003 November 25, Tokyo, Japan.

Arai Y, Long-term care for the impaired elderly in Japan. Pre IPA Symposium: Hong Kong-Japan-Korea Joint Meeting, 2004 September 8, Seoul, Korea.

Arai Y, Kumamoto K. Problems of family caregiver with the demented elderly behind the wheel: The 2002 Road Traffic Law of Japan revisited (Symposium). 18th World Congress of World Association for Social Psychiatry, 2004 October 24-27, Kobe, Japan.

Arai Y. Caregiver issues: a Japanese perspective (Symposium). The 13th Congress of International Psychogeriatric Association (IPA), 2007 October 14-18 (Presentation: October 15), Osaka, Japan.

Arai Y. Paradigm shift away from family caregiving for the aging Japanese population (Symposium). 8th Asia/Oceania Regional Congress of Gerontology and Geriatrics, 2007 October 22-25 (Presentation: October 23), Beijing, China.

Arai Y. Exploring Measures to Prevent Caregiver Burden: The Effects of the National Long-term Care Insurance Scheme in Japan(plenary lecture). The 14th Congress of International Psychogeriatric Association (IPA), 2009 September 1-5 (Presentation: September 3), Montreal, Canada.

Arai Y. Support systems for family caregivers of older people with dementia in Japan (Symposium). The 3rd Congress of the Asian Society Against Dementia (ASAD 2009), 2009 October 11-13 (Presentation: October 13), Seoul, Korea.

Arai Y. A population-based approach could reduce caregiver burden: a community education intervention in Japan (Symposium). Alzheimer’s Association International Conference on Alzheimer’s Disease 2010 (ICAD), 2010 July 10-15 (Presentation: July 12), Honolulu, Hawaii.

Arai Y. Knowledge and attitude towards dementia among the general public in Japan (Symposium). The 3rd World Congress of Asian Psychiatry (WCAP 2011), 2011 July 31-August 4 (Presentation: August 1), Melbourne, Australia.

Arai Y. The impact of downloadable information on dementia and driving, which targets family caregivers and professionals in municipalities (Symposium). The 15th Congress of International Psychogeriatric Association (IPA), 2011 September 6-9 (Presentation: September 9), The Hague, Netherlands.

Arai Y. Psychosocial Research about mental health of older people in Japan: Challenges in disseminating findings (Symposium). The 16th Congress of International Psychogeriatric Association (IPA), 2013 October 1-4 (Presentation: October 2), Seoul, Korea.

Arai Y. When driving capacity is lost: a support manual for carers (plenary lecture). 1st Annual International Capacity Conference, 2014 September 20, Wanchai, Hong Kong.

Arai Y. The Long-Term Care insurance in Japan: the past and the present (Symposium). The 9th International Congress of the Asian Society Against Dementia (ASAD), 2015 September 14-16 (Presentation: September 15), Kumamoto, Japan.

Arai Y. Caregiver burden scales and public health: using the original and short versions of the Zarit Burden Interview (J-ZBI and J-ZBI_8) (Symposium). The 9th International Congress of the Asian Society Against Dementia (ASAD), 2015 September 14-16 (Presentation: September 15), Kumamoto, Japan.

Arai Y. Driving capacity and dementia: a support manual for caregivers in Japan (Invited lecture). Hong Kong Psychogeriatric Association (HKPGA) Capacity Conference cum Annual General Meeting 2015, 2015 December 5, Kowloon, Hong Kong.

Arai Y. The Long-Term Care insurance in Japan: the past and the present (plenary lecture). The annual conference of Korean Dementia Association (KDA), 2017 November 4-5 (Presentation: November 4), Seoul, Korea.

Washio M, Kiyohara C, Arai Y. Methicillin-Resistant Staphylococcus Aureus (MRSA) isolation from pharyngeal swab cultures on admission to a Japanese geriatric hospital. The 2nd Asian-Pacific Congress of Epidemiology jointly with the 8th Scientific Meeting of Japan Epidemiological Association, 1998 January 28-30, Tokyo, Japan.

Miura H, Arai Y, Umenai T. The chewing activity and QOL of the elderly residing in a rural community in Japan. 77th General Session & Exhibition of the International Association for Dental Research, 1999 March 10-13, Vancouver, Canada.

Miura H, Arai Y, Hamada A, Sakano S, Umenai T. Relationship between chewing ability and the QOL among the elderly residing in a rural community of Japan. General Session of 32nd Asia-Pacific Academic Consortium for Public Health, 1999 May 11, Tokyo,Japan.

Arai Y, Washio M. Factors associated with admission to a geriatric hospital: a pilot study. The 6th Asia/Oceania Regional Congress of Gerontology, 1999 June 7-11, Seoul, Korea.

Arai Y, Washio M, Miura H. Feelings of burden of family members caring for the elderly in need of care in southern Japan. Ninth Congress of the International Psychogeriatric Association (IPA), 1999 August 15-20, Vancouver, Canada.

Washio M, Kiyohara C, Arai Y, Aoyagi K, Okuda K, Fujishima M, et al. Methicillin-resistant Staphylococcus aureus (MRSA) and Pseudomonas aeruginosa isolation from pharyngeal swab cultures among the Japanese elderly at admission to a geriatric hospital with long stay wards. The XV International Scientific Meeting of the International Epidemiological Association, 1999 Aug 31- September 4, Florence, Italy.

Hozawa A, Arai Y, Ohkubo T, Nagai K, Tsuji I, Ito S, et al. Personality affects the white coat effect defined as screening home blood pressure difference: the Ohasama study. Tenth European Meeting on Hypertension, 2000 May 29 June 3, Goeborg, Sweden.

Arai Y, Zarit S, Sugiura M, Washio M, Miura H, Kudo K. Factors related to the outcome of caregiving of the impaired elderly: A longitudinal study in rural Japan. The 17th Congress of the International Association of Gerontology, 2001 July 1-6, Vancouver,Canada.

Washio M, Arai Y. The new public long-term care insurance system and the feeling of care burden among caregivers of the frail elderly in rural Japan. The 3rd Asian-Pacific Congress of Epidemiology: IEA Regional Scientific Meeting in Japan, 2001 September 3-6, Kitakyushu, Japan.

Miura H, Arai Y. Oral Health Care Needs and Provision for the impaired elderly. 84th General Session & Exhibition of IADR (Internation Association for Dental Research). 2006 June 28-July 1 (Presentation: June 29), Brisbane, Australia.

Abe K, Arai Y. Dementia-Related Help-Seeking Behavior among the general population in Japan. The 59th Annual Scientific Meeting of the Gerontological Society of America, 2006 November 16-20 (Presentation: November 18), Dallas, USA.

Masuhara H, Arai Y. Medical expenditure of patients with Alzheimer's disease: do the rich spend more? The 13th Congress of International Psychogeriatric Association (IPA), 2007, October 14-18 (Presentation: October 17-18), Osaka, Japan.

Sasaki M, Arai A, Arai Y. Factors related to institutionalization among disabled older people; a two-year longitudinal study. The 13th Congress of International Psychogeriatric Association (IPA), 2007 October 14-18 (Presentation: October 15-16), Osaka, Japan.

Arai A, Matsumoto T, Ikeda M, Arai Y. Comparative study of the perceived difficulties of caring for relatives with early and late onset dementia. The 13th Congress of International Psychogeriatric Association (IPA), 2007 October 14-18 (Presentation: October 15-16), Osaka, Japan.

Mizuno Y, Arai A, Arai Y. Status quo for determining driving cessation of older adults with dementia in Japan. The 13th Congress of International Psychogeriatric Association (IPA), 2007 October 14-18 (Presentation: October 17-18), Osaka, Japan.

Arai A, Mizuno Y, Arai Y. Perceptions about driving among the general public in Japan: Implications for possible barriers to driving cessation of dementia patients. The 3rd Congress of the Asian Society Against Dementia (ASAD 2009), 2009 October 11-13 (Presentation: October 12), Seoul, Korea.

Mizuno Y, Arai A, Arai Y. Measures aimed at enhancing the mobility of older people in Japan: exploring possible implications for older drivers with dementia. The 3rd Congress of the Asian Society Against Dementia (ASAD 2009), 2009 October 11-13 (Presentation: October 12), Seoul, Korea.

Washio M, Toyoshima Y, Takahashi H, Ohkuma K, Arai Y. How novel influenza influences the attitudes on influenza vaccination among elementary and junior high school students.14th East Asian Forum of Nursing Scholars, 2011 February 11-12 (Presentation: February 11), Seoul Korea.

Izumi H, Oura A, Mori M, Washio M, Arai Y. The use of social services and factors related to the care burden felt by family caregivers of the at-home frail elderly - Comparison between 2002 and 2008 in Hokkaido, Japan - . The 5th International Conference on Community Health Nursing Research, 2013 March 13-14 (Presentation: March 14), Edinburgh, UK.

Toyoshima Y, Washio M, Arai Y. Factors related to depression among family caregivers of psychiatric patients who used home-visiting nursing services in Japan. The 5th International Conference on Community Health Nursing Research, 2013 March 13-14 (Presentation: March 14), Edinburgh, UK.

Mizuno Y, Arai Y. Measures for enhancing the mobility of older people and people with dementia in Japan. The 16th Congress of International Psychogeriatric Association (IPA), 2013 October 1-4 (Presentation: October 2), Seoul, Korea.

Arai Y. Depression among family caregivers of community-dwelling older people who used services under the Long Term Care Insurance program: a large-scale population-based study in Japan (Free Communication). The 16th Congress of International Psychogeriatric Association (IPA), 2013 October 1-4 (Presentation: October 4), Seoul, Korea (Received the Award for the Best Presentation).

Arai Y, Noguchi C, Ueda T. Concurrent validity of a family caregivers self-reported potentially harmful behavior (PHB) towards their care recipients. 1st Annual International Capacity Conference, 2014 September 20, Wanchai, Hong Kong.

Arai Y. Potentially harmful behaviors may be predicted by a caregiver burden scale. The 9th International Congress of the Asian Society Against Dementia (ASAD), 2015 September 14-16 (Presentation: September 14) Kumamoto, Japan (Received the Poster Presentation Award).

Mizuno Y, Arai Y. Needed public support for adult “persons requiring support” who continue to drive. The 9th International Congress of the Asian Society Against Dementia (ASAD), 2015 September 14-16 (Presentation: September 14) Kumamoto, Japan.