抄録
That became obvious by this survey is as follows. The hall where was abolished a house, of all halls is about 15%. The hall where is abolished appears when it passes for more than 15 years from opening. The half of all the halls that was abolished between an extent in 30 is abolished. The peak of the age of an existence hall is an extent in 20 and the number of a hall is decreasing gradually after that. The hall where continues and be used for more than 40 years is rare. Deteriorating an abolition reason became in the order of the change of the change, administration, method systems of social needs.
