和わ洋よう合がっ奏そうMeaningsNoun1. wayō gassō; mixed orchestra using Japanese and Western instrumentsKanji used和harmony洋ocean合come together奏play musicComposed of和わ洋ようJapan and the West; Japanese style and Western styleNoun合がっ奏そうensemble (e.g. orchestra, chamber group, etc.); concertNoun