川

1. Origins, structure, and basic meaning

• Structure: 川, read かわ, is a noun for a naturally flowing river or stream.
• Basic usage: 川は水かさが増す makes the river the topic, while 川には石橋が架かる highlights it as the location of a bridge.

2. Common pitfalls and similar expressions

• A watercourse and spatial reference
  • 川 is a flowing natural watercourse. It can also serve as the reference point for bridges, banks, and other nearby locations.