十手

Etymology 1
Compound of.

Noun

 * 1)  a Japanese martial arts truncheon:
 * A specialized weapon used by police in Edo period Japan. Sometimes incorrectly spelled jutte in English-language sources.

Derived terms

 * : jitte technique

Etymology 2
Variation of jitte above.

Noun

 * 1)  a Japanese martial arts truncheon:
 * A specialized weapon used by police in Edo period Japan. Sometimes incorrectly spelled jutte in English-language sources.

Usage notes
The jitte reading appears to be more common.