持参

1. Origins, structure, and basic meaning

• Structure: 持参, read じさん, means personally bringing a needed item to a destination.
• Basic usage: It is used for carrying identification to reception or bringing one's own lunch to be heated.

2. Common pitfalls and similar expressions

• Bringing a needed item oneself
  • This means carrying an item oneself to the destination, such as identification to reception or lunch to a cafeteria. It differs from sending the item through someone else.