It is estimated that there are currently around 150,000 Japanese last names used in Japan today. A list of the top 100 surnames comprise almost one third the population: Common Japanese Surnames
Zoning, the regulation of the use of real property by local government, restricts a particular territory to residential, commercial, industrial, or other uses. The local governing body considers the character of the property as well as its fitness for particular uses.
DEFINITION of 'Zoning Ordinance'. Written regulations and laws that define how property in specific geographic zones can be used. Zoning ordinances specify whether zones can be used for residential or commercial purposes, and may also regulate lot size, placement, bulk (or density) and the height of structures.