Most of the terrestrial area of the property lies within the national forest owned and managed by the national government and is designated in the following protected areas: Onnebetsudake Wilderness Area, Shiretoko National Park, Shiretoko National Wildlife Protection Area, and Shiretoko Forest Ecosystem Reserve. Area A consists of specially protected areas including Onnebetsudake Wilderness Area, the Special Protection Zone of the Shiretoko National Park and Preservation Zone of Shiretoko Forest Ecosystem Reserve. The Sika Deer Management Plan in the Shiretoko Peninsula was established to address sika deer issues, and the Multiple Use Integrated Marine Management Plan for Shiretoko World Natural Heritage Site was developed, on the basis of fisheries-related laws and autonomous management by fishermen. Subsequently, the revised Management Plan for the Shiretoko World Natural Heritage Site (2009) was formulated to integrate all individual plans. Furthermore, the Conservation Management Policy for Brown Bears on the Shiretoko Peninsula and the Second Sika Deer Management Plan in the Shiretoko Peninsula were established in 2012.