分銅

a metal weight, often made of copper, used in a balance scale; traditionally had a kind of hourglass shape

any gold or silver ingot cast in an hourglass shape; such ingots were formerly kept as emergency savings

(obsolete, slang) a 二朱銀 (nishugin, “Edo-period coin of refined silver”)

any other weight used with a balance scale

a 家紋 (kamon, “family crest”) in the shape of a stylized fundō weight