来る

1. Origins, structure, and basic meaning

• Structure: 来る is read くる and means coming toward the speaker or a location serving as the reference point.
• Basic usage: It describes both people's movement and the arrival of a season such as spring.

2. Common pitfalls and similar expressions

• Readings in different forms
  • The polite form 来ます is read きます.
  • The negative form 来ない is read こない.
  • The past form 来た is read きた, and this reading continues in the conditional 来たら.
• Time in a condition
  • 春が来たら means when or if spring comes. The form before たら does not by itself establish that spring has already arrived.