Medical Corporation Koukeikai Shibanishi Clinic is an internal medicine clinic located in Shibanishi, Kawaguchi City, Saitama Prefecture, 12 minutes by bus from the JR Keihin-Tohoku Line Warabi Station West Exit. The clinic primarily provides internal medicine services, along with gastroenterology, hematology, and cardiology, and also treats cold symptoms. Influenza and COVID-19 vaccines are available without reservation. Vaccination fees vary by age and residency status: for those aged 65 or older living in Kawaguchi City, influenza is 1,000 yen and COVID-19 is 5,000 yen, while for those under 65, the fees are 3,850 yen and 15,950 yen respectively. The clinic encourages use of the My Number Insurance Card, and traditional health insurance cards cannot be used after December 2nd. Credit cards and electronic payments are accepted, and parking and barrier-free facilities are available. Through close cooperation with Ando Hospital, Saitama Kyodo Hospital, Kawaguchi City Medical Center, Saiseikai Kawaguchi General Hospital, Toda Chuo General Hospital, and Meikai-kai Chuo General Hospital, referrals can be made when hospitalization or detailed examinations are necessary.