noun
sickle and chain; chain-sickle
A traditional Japanese weapon consisting of a kama (sickle) with a weighted chain attached, used by ninja and in some martial arts.
鎖鎌は忍者が使った武器の一つだ。
The chain-sickle is one of the weapons used by ninja.
時代劇で鎖鎌を使う場
I saw a scene in a period drama where a chain-sickle was used.