Hiranuma Clinic, located in Itabashi, Itabashi-ku, Tokyo, is an internal medicine clinic easily accessible from Itabashi-kuyakusho-mae Station on the Toei Mita Line (6-minute walk) and Shimo-itabashi Station on the Tobu Tojo Line (8-minute walk). The clinic offers transnasal endoscopy, which reduces gag reflex during stomach examinations. Oral insertion is also available upon request, and phone reservations are accepted. The clinic places emphasis on colon examinations, with on-site polyp removal available if polyps are discovered. Kampo (traditional Japanese herbal medicine) treatments are also offered, providing options for patients seeking less invasive therapeutic approaches. As a designated medical facility for stomach cancer screening in Itabashi-ku, the clinic plays an important role in community preventive healthcare. Credit cards and electronic payments are accepted, and the clinic features parking (free service available with proof of nearby coin parking use) and barrier-free facilities, creating an accessible environment for a wide range of patients.