Other forms: 区
noun
1.ward; borough; city (in Tokyo)
英えい国こくの南東なんとう区くは人じん口こう密みつ度どが高たかい。
The South East region of England is densely populated.
2.district (e.g. electoral); section; zone (e.g. postal)
see also: 郵便区
Mrjisho