Medical Corporation Seijinkai Sumi Dental Clinic is a dental practice located in Fujikawaguchiko Town, Minamitsuru District, Yamanashi Prefecture. Situated in Funatsu, Fujikawaguchiko Town—the heart of the Fuji Five Lakes area—the clinic serves as a healthcare facility supporting the oral health of local residents. The operating Medical Corporation Seijinkai operates a diverse range of medical and nursing care businesses beyond dental care, including in-home care support, day care services, and dementia-responsive services, playing a key role as a comprehensive community-based medical group. The facility features a parking lot, ensuring convenient access in Yamanashi Prefecture where car travel is predominant. Additionally, the clinic is barrier-free, allowing elderly patients and those with physical disabilities to visit with peace of mind. The clinic is closed on Sundays and holidays, as well as during the New Year and Obon periods, so patients are advised to check the schedule in advance before visiting.