• 川かわ — river
• 川辺かわべ — riverside
• 山川さんせん — mountains and rivers
• 河川かせん — rivers (formal term)
• 大川おおかわ — large river
• 川口かわぐち — river mouth (also a place name)

The kanji “川” is a pictograph showing water flowing between two riverbanks. In Japan, rivers are a familiar part of everyday scenery — with paths, bridges, and parks often built along them — and many place names include “〜川,” reflecting how closely rivers are tied to daily life and geography.