street performance; busking
Refers specifically to live music performed in public spaces like streets or parks. Wasei-eigo from 'street live'; the English equivalent is 'busking' or 'street performance'.
wasei-eigo (Japanese-coined English), from street live
See also: 路上ライブ
On weekends, there are people doing street performances in front of the station.
He started busking with just a guitar.