Miyawaki Clinic was a gastroenterology clinic located in Kamoyadai, Minami-ku, Sakai City, Osaka Prefecture. Established on the second floor of Sunpia Building No. 2, it contributed to local healthcare as a clinic. The clinic offered services in English, provided parking, and had facilities with barrier-free access. Closed days included Sundays, holidays, year-end and New Year holidays, and specific days in mid-August. The clinic closed on December 27, 2025, and had served many patients for 13 years since opening in July 2012.