However, it was fortunate that Ongaku Torishirabe Gakari (the predecessor of the Tokyo University of the Arts) purchased from a descendant of the Oga clan an entire set of materials and documents concerned with Mingaku, such as instruments, drawings of instruments and drawings of scores.
不幸中の幸い、明治年間に音楽取調掛(東京芸術大学の前身)が、鉅鹿氏の子孫から明楽の楽器や楽器図、楽譜図などの資料をまとめて購入した。