Wakayama Children's Clinic, located in Akinokita, Oita City, Oita Prefecture, provides pediatric medical services to local children and their families. Dr. Koichi Wakayama, the clinic director, serves as a clinical professor in the Department of Pediatrics at Oita University Faculty of Medicine and is a board-certified pediatrician of the Japan Pediatric Society, offering medical care based on extensive experience and expertise. In addition to general consultations for fever and colds, the clinic focuses on treating allergies and asthma, allowing parents to attend examinations together with their children. For vaccinations and health checkups, the clinic is equipped with dedicated waiting rooms and examination rooms, and these services are available at any time during operating hours. Vaccination debut is available from two months of age. A distinctive feature of the clinic is its Sunday medical services, held every week from 8:45 AM to 1:00 PM. Additionally, evening consultations are available until 8:00 PM on Mondays, Tuesdays, and Thursdays, with vaccinations accepted until 7:00 PM. Furthermore, from November through March, temporary holiday services are provided, and the clinic also operates during the year-end period. The clinic has a system where patients with colds or infectious diseases can be seen in separate waiting rooms and examination rooms, and it also handles a wide range of consultations including allergies, childcare guidance, and prenatal health education. The clinic has a parking lot and is barrier-free accessible, with English language support available. As a "children's home doctor," the director is committed not only to treating illnesses but also to prevention, continuing to practice with the philosophy of supporting children's smiles and helping parents raise their children with peace of mind.