Kawaguchi Clinic, located in Suo-Oshima Town, Oshima District, Yamaguchi Prefecture, is a specialized internal medicine clinic. Operating hours are from 8:30 AM to 12:00 PM and 1:00 PM to 6:00 PM. The clinic is closed on Sundays and holidays, with specific closure dates during year-end, New Year's, and Obon periods. They offer online consultations conducted by physicians who have completed Ministry of Health training, though first visits require in-person consultations. The clinic accepts credit cards, debit cards, and electronic payments, and provides parking and barrier-free facilities. Antigen tests for influenza and COVID-19 are conducted in the parking area, and RS virus nasal culture tests are also performed. The clinic maintains close medical cooperation with Suo-Oshima Municipal Towa Hospital, Oshima Hospital, and Shuto General Hospital, enabling timely referrals for hospitalization and detailed examinations when necessary. They also collaborate with Iwakuni Medical Center, Yanai Medical Center, and Tokuyama Central Hospital to provide appropriate care as needed.