Yanagida compared how 'hare and ke' were distinguished by people several generations before him, to how 'hare and ke' were distinguished by people of Yanagida's generation.
柳田は、何世代か前の人々の「ハレとケ」の区別の仕方と、柳田の同時代の人々の「ハレとケ」の区別の仕方を比較した。