| Preservation background | Since 2003, urban parks, a type of urban landscape, have been considered as preservation list. | The conservation value of urban parks has been emphasized since the 1990s, and since 2012, the historical meaning of urban parks has been reflected in policies. | Since 2000s, Agency for Cultural Affairs and Bureau of Construction of Tokyo Metropolitan Government have established the concept of “modern parks”, considering that the historicity of urban parks is important. |
| Preservation system | The preservation grade, classifying the parks according to their importance, is applied to the urban parks in Historic England’s Register system and it allows flexibility in preservation and management depending on the park’s circumstances. | Urban parks, which are highly valued for preservation, have been added to the existing preservation systems such as National Historic Places and National Historic Landmark. | Agency for Cultural Affairs lists the modern parks with high preservation value, and Bureau of Construction of the city or province establishes the park conservation and action plan. |
| Historical urban parks with high value are funded to help revitalize the city. | It is preparing plans to reflect modern parks in existing legislation. (Special Historic Sites·Scenic Sites·Natural Monuments, Historic Site·Scenic Sites·Natural Monuments, Registered Monuments) |
| Urban parks to preserve | The urban parks to preserve are selected by period according to the UK urban park history. | The urban parks to preserve are selected by judging the historic value of each park rather than the time-periodic characteristics. | Modern parks to be preserved are listed, and among them, the most importants parks are selected first. |
| Currently, preservation works are underway in Hibiya Park and Ueno Park, Tokyo. |
| Preservation elements in the park | Preservation elements are determined by studying the characteristics of the park by time and to preserve the landscape of the park. | Preservation elements are determined by the purpose of designation as Historic Places or Landmark. | Preservation elements extends from the park facilities and trees to the roads, landscapes, and vistas. |