A natural flowing body of water; a river or stream.
子どもたちは夏に近くの川で泳いだ。
The children swam in the nearby river in summer.
川の水が増えて橋が危険になった。
The river rose and the bridge became dangerous.
川沿いを散歩すると気持ちがいい。
It's pleasant to walk along the riverside.
A suffix attached to river names meaning '— River' (e.g., ～gawa in place names).
多摩川は東京の西部を流れる川です。
The Tama River flows through western Tokyo.
隅田川は江戸時代から有名な川だ。
The Sumida River has been famous since the Edo period.