1985 年 20 巻 p. 151-156
This study reports how to develop the roads network within spreaded residential area; Kamishaginomiya Nakano-ku Tokyo. From 1948, this area was under very strict control of development. But there had been too many developments against the law. Then from 1969, new development program started. In it, the collector roads would be developed by public and from yard roads would be developed by private. This study makes it clear that the history of the programs changing.