Osaka Neurosurgical Hospital, operated by Medical Corporation Shinsenkai, is located in Takamatsu City, Kagawa Prefecture, specializing in internal medicine and neurology. A major feature of the hospital is its 24-hour, 365-day stroke treatment system. It has been continuously certified as a Primary Stroke Center (PSC) by the Japan Stroke Society since the certification program's inaugural year, and since 2023, it has also been certified as a PSC Core Facility capable of providing 24-hour thrombectomy services. With this high level of specialization, the hospital plays a central role in acute stroke treatment in the region. In terms of medical services, the hospital offers brain dock (stroke screening), whole-body MRI cancer screening, and breast cancer MRI screening, and serves as an official facility for Takamatsu City breast cancer screening (mammography). The facility is equipped with parking and features barrier-free accessibility. Reception hours are 8:30 AM to 11:30 AM in the morning, and 1:30 PM to 4:30 PM or 5:00 PM in the afternoon, with Sundays and public holidays closed. Additionally, English-language services are available.