振ふり杖じょう

noun

flail with retractable iron weight and chain

Historical term for a weapon resembling a staff with a hidden chain and weight, used in feudal Japan.

• 振ふり杖じょうは、仕し込こみ武ぶ器きの一いっ種しゅとして知しられている。

  The furijō is known as a type of concealed weapon.