有る

1. Origins, structure, and basic meaning

• Structure: 有る is read as ある and means that an object or fact exists or is possessed.
• Basic usage: It can locate a key on a desk or state that a town has a long history.

2. Common pitfalls and similar expressions

• An object existing somewhere
  • 机の上に有る means that an object is located on the desk. Example: 机の上に有る鍵を取ってください。
• Having a history or attribute
  • 歴史が有る means that a place has a particular span of history. Example: この町には百年の歴史が有ります。