Jinnouchi ENT Clinic, located in Matsuki, Nakagawa City, Fukuoka Prefecture, is a clinic specializing in otolaryngology (ear, nose, and throat) with an additional internal medicine outpatient department. The clinic is notable for its proactive approach to newer treatments, including sublingual immunotherapy for cedar pollen allergy and dust mite allergic rhinitis. In the field of dizziness treatment, the clinic offers a specialized outpatient service led by Dr. Hidetaka Kumagami, a certified specialist and councilor of the Japan Society for Equilibrium Research, providing thorough care from initial consultation through examination, diagnosis, and treatment. The hearing aid clinic offers fitting and adjustment tailored to each patient's hearing ability, and a tinnitus clinic utilizing sound therapy such as TRT (Tinnitus Retraining Therapy) is also available. The internal medicine department holds specialized outpatient clinics every Monday, Tuesday, and Friday morning, staffed by physicians certified in internal medicine, general internal medicine, and sleep medicine, and also supports specific health checkups (tokutei-kenshin) aimed at lifestyle disease prevention. The clinic offers consultations in English and accepts credit cards and electronic payments. With on-site parking and barrier-free facilities, the clinic provides an accessible environment for a wide range of patients. Office hours are 9:00 AM to 12:30 PM and 2:30 PM to 6:00 PM, with closures on Sundays, public holidays, year-end/New Year, and the Obon period.