noun
ward area of Tokyo; 23 special wards
Refers specifically to the 23 special wards of Tokyo (東京23区), as opposed to the suburban Tama area or the islands. Used in administrative, geographical, and everyday contexts.
東京の区部には多くの観光名所がある。
There are many tourist attractions in the ward area of Tokyo.
区部と多摩地域では人口密度が大きく異なる。
The population density differs greatly between the ward area and the Tama region.