石狩川
Sapporo is a city located in the southwest part of Ishikari Plain and the alluvial fan of the Toyohira River, a tributary stream of the Ishikari River. It is part of Ishikari Subprefecture. Roadways in the urban district are laid to make a grid plan. The western and southern parts of Sapporo are occupied by a number of mountains including Mount Teine, Maruyama, and Mount Moiwa, as well as many rivers including the Ishikari River, Toyohira River, and Sōsei River. Sapporo has an elevation of