Nashinoki Clinic, located in Oritado-cho, Nisshin City, Aichi Prefecture, is an internal medicine clinic operated by Medical Corporation Seiseikai. Since opening as Umemori Clinic in 1992, the corporation has built extensive experience in both regional healthcare and nursing care services, reopening as Nashinoki Clinic in April 2020. The clinic specializes in internal medicine, with consultation hours from 9:00 AM to 1:00 PM and 2:00 PM to 5:00 PM, closed on Sundays, public holidays, year-end and New Year periods, and Obon. The corporation follows the principle of "evidence-based care," providing medically-grounded healthcare and nursing services based on data accumulated over more than a decade. Under the leadership of Dr. Mitsuru Nishikimi, the facility includes a geriatric health services facility (Rehablis Nisshin) and home care support offices, creating an integrated system where medical and nursing care work closely together. The clinic is approximately a 10-minute walk from Nisshin Station, with parking available for those arriving by car. The barrier-free facility design ensures accessibility for patients with mobility concerns. English assistance is available, making the clinic accessible for non-Japanese speakers.