Seiryo Dental Clinic, located in Nagasawa, Yokosuka City, Kanagawa Prefecture, is a community-based dental specialty clinic. Designated as a long-term care insurance provider in April 2006, the clinic offers care prevention home-visit nursing guidance and home-visit nursing guidance services in addition to general dental treatment. This system enables the delivery of specialized oral care and management guidance to elderly individuals and those receiving home care who have difficulty visiting the clinic, functioning as a facility contributing to integrated community care. As a designated medical institution for public assistance, the clinic ensures an accessible environment for local residents regardless of their economic circumstances—a notable feature. Consultations are primarily held on Mondays, Tuesdays, Wednesdays, and Fridays, with Thursdays, Saturdays, Sundays, and national holidays being closed. Approximately one-week closures occur during the New Year and summer periods, so checking the schedule in advance is recommended. English assistance is available, creating an accessible environment for patients whose primary language is not Japanese. The clinic also has a parking lot, making access by car easy even in areas where public transportation is limited. Seiryo Dental Clinic continues to contribute to regional healthcare as a facility supporting the oral health of a wide range of patients in the Nagasawa area.