Matsuoka Naika Junkanki Clinic, located in Setoshinya, Fujieda City, Shizuoka Prefecture, is a medical facility specializing in general internal medicine. The medical director graduated from Miyazaki University Faculty of Medicine and has accumulated 27 years of clinical experience in emergency medicine and cardiology, holding certifications as a cardiovascular specialist and general internal medicine specialist. The clinic places strong emphasis on preventive medicine for lifestyle-related diseases, offering healthcare aimed at extending healthy life expectancy through support for improving lifestyle habits including exercise, diet, alcohol consumption, and smoking. A distinctive feature is the focus on the relationship between Japan's three leading causes of death—cancer, cerebrovascular disease, and heart disease—and lifestyle-related diseases, with a policy of appropriate management before disease progression. Additionally, the medical director serves as a disaster medicine coordinator for Shizuoka Prefecture, actively engaging in disaster medicine through conducting biannual disaster drills, participating as an instructor in DMAT training programs, and presenting at disaster medicine conferences. Facility features include a parking lot, barrier-free access, and multilingual support including English. Appointments can be made by phone, and walk-in visits are also accepted, making this a community-based medical facility dedicated to providing accessible healthcare.