Koyama Breast & Thyroid Clinic, located in Jonan, Suwa City, Nagano Prefecture, is a surgical clinic specializing in breast and thyroid diseases. Breast and thyroid care requires high specialization, and the clinic serves local patients with a focused system dedicated to these fields. Consultation hours are 8:30 AM to 12:00 PM in the morning, and 2:00 PM to 5:00 PM on Monday, Tuesday, Thursday, and Friday afternoons. The clinic is closed on Wednesdays, Sundays, and public holidays. Saturday morning consultations are available, making it accessible for patients who have difficulty visiting on weekdays. The facility is barrier-free, ensuring a safe environment for patients with physical concerns and elderly patients. Parking is also available, enabling car visits in Nagano Prefecture where public transportation is limited. For those with breast or thyroid symptoms or requiring screening, the clinic provides specialized medical care rooted in the community.