Refers to a musical group, often a brass band, marching band, or small orchestra. Slightly more formal or traditional than バンド.
The band performed at the sports day.
彼は学校の楽隊でトランペットを吹いている。
He plays the trumpet in the school band.
A band was playing in the square.
He led the school band in the parade.
On festival day, the band marched through town.