Tokai Watai Clinic, located in Tokai, Ota City, Tokyo, is a medical clinic specializing in internal medicine, providing outpatient services from Tuesday through Saturday. The clinic offers internal medicine, surgery, and orthopedics, as well as health checkups and comprehensive medical examinations. A wide range of specialized medical services are available, including cancer screening and treatment, aging screening and treatment, depression treatment, dementia and Alzheimer's disease treatment, brain fog treatment, and senolytics (senescent cell removal) therapy. Outpatient reception starts at 9:00 AM and resumes at 12:15 PM, with dedicated reception hours for health checkups. The clinic is closed on Mondays since June 2020. Payment methods accepted include credit cards, debit cards, and electronic payment, and English language services are available.