快かい刀とう

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Meanings

1

Refers to a sword that cuts well. Often used figuratively in phrases like 快刀乱麻 (cutting through difficulties decisively).

彼かれは快かい刀とうで竹たけを一いっ刀とう両りょう断だんにした。
He cut the bamboo in two with a single stroke of his sharp sword.
快かい刀とう乱らん麻まの決けつ断だんで問もん題だいを解かい決けつした。
He solved the problem with a decisive, cutting-through-the-Gordian-knot decision.