Takai Hospital, operated by Social Medical Corporation Koseikai, is located in Tenri City, Nara Prefecture, and specializes in internal medicine. A distinctive feature of this hospital is its Proton Beam Cancer Therapy Center, which offers advanced non-surgical cancer treatment using proton beam irradiation. The hospital is certified by the Japanese Society for Radiation Oncology (JASTRO) and serves as a training facility for certified specialists of the Japan Radiological Society, with three full-time radiation oncologists providing highly specialized care. The facility is equipped with the latest linear accelerator featuring Image-Guided Radiation Therapy (IGRT), enabling high-precision treatments such as Volumetric Modulated Arc Therapy (VMAT) and Stereotactic Radiotherapy (SRT). The hospital treats a wide range of malignant tumors, including brain tumors, lung cancer, breast cancer, and prostate cancer. A key strength is the ability to begin treatment on the same day as the initial consultation, depending on the patient's condition. Additionally, a "Tanita Shokudo" restaurant is located within the hospital, offering nutritionally balanced meals as part of comprehensive patient health management. The hospital provides services in English and features parking facilities and barrier-free accessibility, creating an environment where diverse patients can receive care with peace of mind.