Shimomura Clinic Karuizawa, located in Karuizawa Town, Nagano Prefecture, is a medical clinic specializing in internal medicine. The director, Dr. Kazuyuki Shimomura, is a medical doctor who graduated from the University of Tokyo Faculty of Medicine and has over 20 years of expertise as a gastroenterology specialist. He studied organ transplantation at Columbia University in New York and also graduated from Beijing University of Chinese Medicine, giving him deep knowledge in both modern medicine and traditional Eastern medicine. The clinic focuses on anti-aging care for middle-aged and elderly patients, combining the latest modern medicine with sports medicine and Eastern medical approaches such as Kampo and Ayurveda. The clinic is well-equipped with diagnostic facilities including X-ray, CT, ultrasound, bone densitometry, mammography, and gastroscopy, and offers comprehensive health checkups as preventive medicine. Additionally, as the director holds a Doctor of Law degree, the clinic offers second opinions and consultations on medical litigation matters as self-paid services—this is a distinctive feature of the clinic. The clinic emphasizes communication with patients and provides thorough explanations to help patients better understand their conditions and improve self-management. The clinic is fully equipped with parking, barrier-free access, and accepts credit cards and electronic payments for patient convenience.