noun
noh stage
Refers to the traditional stage used for noh performances, characterized by a roofed structure and a bridgeway (hashigakari).
この神社には古い能舞台が残っている。
An old noh stage remains at this shrine.
舞台 is a general term for any stage or theatrical setting, whereas 能舞台 is specifically a noh stage.
Compound of 能 (noh, the traditional masked drama) and 舞台 (stage). The term directly describes the specialized performance space for noh.