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storm; tempest
uproar; hullabaloo; storm (e.g. of protest); winds (e.g. of change)
pile of 3 cards of the same value in oicho-kabu
あらしの夜は外出しない方がいい。
It's best not to go out on a stormy night.
あらしが過ぎた後に虹が見えた。
A rainbow appeared after the storm passed.
あらしで木が何本も倒れてしまった。
Several trees fell down because of the storm.