noun
Refers both to fireworks as objects and to a fireworks display; common in summer festival contexts and in compounds such as 打ち上げ花火 and 手持ち花火.
夏祭りで花火を見た。
I watched fireworks at the summer festival.
海辺で大きな花火が上がった。
Large fireworks went up by the seaside.
子どもたちは庭で花火をした。
The children played with fireworks in the yard.