mini-soccer; minifootball
A small-sided version of soccer, often played indoors or on a smaller pitch. The term is a straightforward loanword.
放課後に友達とミニサッカーをした。
I played mini-soccer with my friends after school.
この体育館では毎週ミニサッカーの大会が開かれる。
A mini-soccer tournament is held in this gym every week.
Variant with a middle dot; less common but seen in some contexts.
Loanword from English 'mini-soccer' or 'minifootball'.