noun
green conservation area; urban conservation space
A designated zone under Japanese law (Urban Green Space Conservation Act) where development is restricted to preserve greenery and natural environment within or near urban areas.
この地域は緑地保全地域に指定されているため、大規模な開発は制限されます。
Because this area is designated as a green conservation area, large-scale development is restricted.
市は新たに緑地保全地域を設定し、貴重な里山を守る方針だ。
The city plans to establish a new urban conservation space to protect the precious satoyama landscape.
Compound of 緑地 (ryokuchi, 'green space') + 保全 (hozen, 'conservation') + 地域 (chiiki, 'area'). A modern legal term established under the Urban Green Space Conservation Act (都市緑地保全法).