Sunagawa Children's Clinic, located in Sanyo-Onoda City, Yamaguchi Prefecture, is a pediatric specialty clinic operated by Heiseikai Medical Corporation. The clinic provides treatment for a wide range of pediatric conditions, from acute illnesses such as fever, cough, vomiting, and diarrhea to allergic diseases including asthma and atopic dermatitis. Infant health checkups and growth development consultations are available, and various vaccinations are administered. Operating hours are 8:30 AM to 12:00 PM in the morning and 2:00 PM to 6:30 PM in the afternoon, with closures on Sundays, holidays, and during the New Year and Obon periods. Online appointment booking is available, allowing patients to check their consultation order from home or while out. The facility features a parking lot and barrier-free access, creating an easily accessible environment for families with young children. English assistance is also available.