Located in Tatumachi, Ota City, Gunma Prefecture, Ota Higashi Children & Adults Clinic provides internal medicine care for patients from children to adults, featuring convenient access including parking and barrier-free facilities. When fever persists for 3-4 days or longer, the clinic identifies the cause through examinations and aims for complete outpatient treatment with IV antibiotics and fluid replacement for pneumonia, pyelonephritis, and dehydration. For mycoplasma pneumonia, oral antibiotics are administered, while pneumococcal pneumonia and Haemophilus influenzae pneumonia are treated with IV antibiotics over 5-10 days. In addition to infectious diseases, the clinic handles hypertension, diabetes (insulin, self-monitoring of blood glucose, CGM usage), thyroid disorders, and gastrointestinal diseases, with a referral system in place for cases requiring specialist care. Emphasizing in-house prescriptions, the clinic uses authorized generic drugs and accommodates 2-month long-term prescriptions and refill prescriptions. Laboratory tests including complete blood count, liver function, kidney function, HbA1c, insulin resistance testing, urinary microalbumin, and pregnancy tests provide results within 10-30 minutes. For viral and bacterial testing, the clinic offers rapid testing for influenza A/B, RSV, adenovirus, rotavirus, norovirus, streptococcus, pneumococcus, Legionella, H. pylori, and myocardial infarction, as well as fully automated PCR testing that can identify 15 types of viruses and bacteria in approximately 15 minutes. Ultrasound diagnosis for hepatobiliary pancreatic diseases, thyroid, and heart conditions, as well as ECG, pulmonary function, and X-ray examinations are performed as needed. Clinic hours are 9:00 AM-12:00 PM and 2:30 PM-4:30 PM on weekdays. The clinic is closed on Sundays, holidays, August 12-15, December 29-January 3 (of the following year), June 18th (for 3 consecutive years), and the 4th Wednesday of each month.