noun
playing with a ball; ball games
General term for informal play involving a ball, such as catch, kicking a ball around, or simple ball games. Often used in contexts like children's activities or park rules.
公園で子どもたちがボール遊びをしている。
Children are playing with a ball in the park.
ここではボール遊びは禁止されています。
Playing with balls is prohibited here.