Located in Usa City, Oita Prefecture, surrounded by lush countryside near Usa Jingu Shrine, Usa Hospital is operated by the medical corporation Kiaikai. Specializing in psychiatry and internal medicine, the hospital provides professional treatment for mental health conditions, focusing on endogenous disorders such as schizophrenia and depression. Consultation hours are weekdays from 8:30 AM to 12:00 PM and 1:00 PM to 5:00 PM, with the hospital closed on weekends and Thursday afternoons. Outpatient services emphasize strict patient confidentiality and privacy, ensuring a comfortable environment for treatment. A distinctive feature of this hospital is its day care program for outpatient participants. Through various activities such as cooking, sports, and drives, the program serves as a place for new encounters and self-discovery. The hospital also offers comprehensive support for social reintegration after discharge, including visiting nurse services that provide consultation on daily life concerns at home, symptom-related anxieties, medication advice, and relapse prevention. The facility is equipped with parking and barrier-free access, accommodating patients arriving by car or using wheelchairs. English and Korean language support is available. With a relaxed treatment environment and community-based healthcare, this hospital responds to a wide range of needs as a specialized medical institution supporting mental health.