Idan Hatta Naika (Medical Corporation Hatta Internal Medicine) is an internal medicine clinic located at Kita 25-jo Higashi 15-chome, Higashi-ku, Sapporo, Hokkaido. Rooted in the residential neighborhood of Higashi-ku, the clinic serves as an accessible healthcare facility supporting the daily health management of local residents. Consultation hours are from 8:30 AM to 12:00 PM and 2:00 PM to 5:00 PM, accommodating working-age patients and seniors with convenient time slots. The clinic is closed on Sundays, national holidays, and during the year-end/New Year and Obon periods. The facility is equipped with a parking lot, accommodating visitors arriving by car as well as public transportation. Barrier-free design ensures that seniors with mobility concerns and wheelchair users can receive care with ease and confidence. Covering the full scope of internal medicine, the clinic is prepared to address a wide range of needs—from common illnesses such as colds and lifestyle-related diseases to the management of chronic conditions. Committed to community-oriented care, it is a medical institution that attentively addresses the health concerns of each individual patient.