Kyushu Rosai Hospital, operated by the Japan Organization of Occupational Health and Safety, is located in Kokuraminami-ku, Kitakyushu City, Fukuoka Prefecture, and provides internal medicine-centered care. Regular weekday consultation hours are from 8:45 AM to 5:15 PM, with closures on Saturdays, Sundays, public holidays, and year-end/New Year holidays. The hospital supports multiple languages including English and Korean, and accepts diverse payment methods including credit cards, debit cards, and electronic payments. Parking facilities and barrier-free accessibility are available, ensuring convenience for visitors. The official website provides patient information, and a public newsletter "Eiyo Navi" is published. In November 2025, an AI voice reading system "Voice Gate" was introduced to improve service quality. Please note that changes and restrictions have been implemented in the Diabetes and Metabolism, Cardiology, and Cerebrovascular Medicine departments.