Sugiyama Clinic is an internal medicine clinic located in Saginomiya, Nakano-ku, Tokyo. Dr. Katsunori Sugiyama, the director who graduated from Jikei University School of Medicine, has experience as a lecturer in hematology and medical oncology. He holds certifications as a Board Certified Specialist in Internal Medicine from the Japan Society of Internal Medicine, a Board Certified Hematologist from the Japan Society of Hematology, a Board Certified Specialist in Medical Oncology from the Japanese Society of Medical Oncology, a Certified Cancer Physician from the Japanese Society of Cancer Therapy, and an Occupational Physician from the Japan Medical Association. Dr. Tomoko Sugiyama, the vice director, is a Board Certified Health Check Specialist from the Japan Society of Ningen Dock and also works as an occupational physician. The clinic provides internal medicine and pediatrics, treating common health issues such as cough, phlegm, sore throat, fever, abdominal pain, diarrhea, and nausea. They also conduct pre-employment health screenings, paid health checkups, specific health checkups by Nakano Ward, longevity health checkups, health promotion checkups, hepatitis virus testing, colorectal cancer screening, gastric cancer high-risk screening, and infant health checkups. English language services and barrier-free access are available.