花火

1. Origins, structure, and basic meaning

• Structure: 花火(はなび) refers to a firework that bursts into light and color, or to fireworks as a display.
• Basic usage: It is used when fireworks rise into the sky or when their shapes are described. Typical patterns are 花火が上がる and 丸い花火が見える.

2. Common pitfalls and similar expressions

• Distinguish an individual firework from an event
  • Depending on context, it can refer to one firework or fireworks collectively; 花火大会 explicitly names a fireworks event.
• Do not confuse it with ordinary fire
  • 火(ひ) is fire in general, while 花火 is a firework made to produce light and sound for viewing or play.