Long time ago, a dutiful son named Kofu ('waki' or the supporting role) living in Kinzan near Shinyo was told in his dream that he would become rich by selling alcohol; he opened a pub and his business thrived.
むかし潯陽の傍ら金山に住む孝行者高風（ワキ）は、市に酒を売れば富貴の身になるであろうという夢の告げによって酒売りとなり、店は繁盛した。