Nikko Memorial Hospital, located in Shintomi-cho, Muroran City, Hokkaido, is a regional core hospital with over 100 years of history since its founding in 1911. With 348 inpatient beds, it addresses a wide range of medical needs from acute care to long-term care wards. The hospital holds three key designations—"Disaster Base Hospital," "Regional Perinatal Maternal and Child Medical Center," and "Regional Cancer Care Cooperation Base Hospital"—and plays a central role in the Iburi region. In oncology, the hospital pursues standard treatments centered on surgery, radiation therapy, and chemotherapy, while also emphasizing early palliative care and a robust patient consultation support system. In perinatal care, it operates the only NICU in the western Iburi region, providing advanced 24-hour perinatal care through collaboration among obstetrics, pediatrics, pediatric surgery, and anesthesiology. The obstetrics and gynecology department also features an LDR (Labor, Delivery, and Recovery) room for attentive birth support. The hospital offers a broad range of departments including internal medicine, gastroenterology, neurosurgery, and diabetology and metabolism, and is designated as a clinical training hospital committed to developing the next generation of physicians. The facility is equipped with a convenience store and restaurant, and accommodates diverse patient needs including English-language services, credit card and electronic payment acceptance, parking, and barrier-free facilities.