ã©ãããã«ã¯ãã¬ã€ãçµãã£ããé宀ããã®ã§ããããã60åã90åãããã®æ¥è§Šã§ãããããé²é³ãå©ããŠããŠçªããªãéšå±ãå€ããææ°ãã§ããªããããããã£ãæå³ã§ã¯ãªã¹ã¯ãé«ãŸããŸãã