THE MAGISTRATE NOTICES OVER THE TOWNSFOLK ABOUT THE CONTROL OF STREET IN THE FEUDAL CITY OF EDO ARE INVESTIGATED, AND THE FOLLOWING ARE STUDIED; BEFORE KEIAN-ERA (1590-1647) ANY PROOF POINTING OUT SPECIFICALLY THE USE OF STREET AS COMMUNITIE'S OPEN SPACE CAN NOT BE FOUND. IN KEIAN-ERA (1648-52) SOME NOTICES EXPRESSING THEIR USE OF RELAXZATION ARE OBSERVED. IN KAMBUN AND EMPO-ERA (1661-1680) THEY FIND IN STREET SOMETHING CONGENIAL TO THEMSELVES AND USE IT AS THEIR SPACE OF RECREATION. THEN IT IS SUPPOSED THAT THE FUNCTION OF COMMUNITIE'S OPEN SPACE HAS BEEN FORMED BY KAMBUN AND EMPO-ERA.