ball bearing (bearing assembly with spherical balls)

nephrite

A ball of Cedar needles that the owners of breweries in Japan put out above the entrances of their establishments to announce that a new draw of sake is ready.

aquamarine (gem)

beaten-egg soup

St. Thomas bean

Alternative form of くす玉

Alternative form of くす玉

a type of くす玉 (kusudama, “decorative ball”) that splits open to reveal a banner, confetti, or balloons

firecracker (powder wrapped up in paper as a toy for children) / a fit of anger