noun
wooden sword; bokken
A wooden practice sword used in Japanese martial arts such as kendo and aikido. Often called a bokken in English contexts.
剣道の稽古では木刀を使う。
We use wooden swords in kendo practice.
彼は木刀を振る練習を毎日している。
He practices swinging a wooden sword every day.
Compound of 木 (wood) and 刀 (sword). The reading ぼくとう is the standard on'yomi combination.