Osaka Prefectural Youth Nature House is a social education facility completed in 1983, located in Akiyama, Kaizuka City. Designed by Sakaura Architectural Research Institute Osaka Office and Osaka Prefecture Architecture Department Maintenance Division, this facility represents a significant example of 1980s institutional architecture in Japan. Built to provide natural learning experiences for young people, the structure integrates educational programming with the surrounding landscape. The building exemplifies the design philosophy of its era, balancing functional requirements for group accommodation and classroom spaces with environmental consciousness. As an important regional facility, it reflects the commitment to youth development through nature-based education that characterized public building initiatives during this period.