During that time, music performed sitting down indoors was called 'Uzagaku' (lit. seated music), while music performed outdoors to accompany processions was called 'Rujigaku' (lit. route music).
このうち、室内で座って合奏する音楽を「御座楽」と呼び、屋外で行列しつつ歩きながら合奏する音楽を「路次楽」(るじがく)と呼んだ。