A large-scale harmful event such as an earthquake, flood, or typhoon that causes significant damage to life or property.
近年、台風や豪雨による災害が増えている。
In recent years, disasters caused by typhoons and heavy rains have increased.
災害に備えて非常袋を用意しておくべきだ。
You should prepare an emergency bag in case of a disaster.
大地震の後、被災地では長期的な復旧が必要になる。
After a major earthquake, long-term recovery is required in the affected areas.