Sapporo Ota Hospital, operated by Medical Corporation Kojinkai, is located in Yamanote, Nishi-ku, Sapporo, and has long contributed to local healthcare as a facility specializing in psychiatry and psychosomatic medicine. The hospital is accredited by the Japan Council for Quality Health Care and serves as a clinical training institution designated by the Ministry of Health, Labour and Welfare, reflecting its active commitment to maintaining systematic healthcare quality. Particularly noteworthy is its designation by Hokkaido and the City of Sapporo as a specialized addiction treatment facility covering alcohol, drug, and gambling disorders, with a well-established specialized care system in this field. The hospital is also recognized as a training facility under the Japanese Society of Psychiatry and Neurology's specialist certification program and as a training facility of the Japan Society for Oriental Medicine, enabling a broad therapeutic approach that integrates expertise in both psychiatric medicine and traditional East Asian medicine. With English-speaking staff available and acceptance of credit cards and electronic payments, the facility is accessible to patients from diverse backgrounds. A parking lot is provided and barrier-free design has been implemented, making the hospital a comfortable option for patients with physical disabilities. Closures are limited to Sundays, public holidays, and the year-end and New Year period, with specialized medical services delivered to the community primarily on weekdays.