Among his family there were people who excelled in gagaku (ancient Japanese court dance and music), and Tadafusa himself was an excellent player of the biwa (lute), for he received that talent from his father, Okitsugu, and was active in the fields of utamai (a performance of singing and dancing) and Kangen (gagaku piece without dance).
一門には雅楽に秀でた者が多く、忠房も琵琶の名手であった父の興嗣よりその才を受け継ぎ、歌舞や管弦の分野において活躍した。