大工哲弘、沖縄県民謡合同連合会、琉球民謡音楽協会、神谷幸一%e5%a4%a7%e5%b7%a5%e5%93%b2%e5%bc%98%e3%80%81%e6%b2%96%e7%b8%84%e7%9c%8c%e6%b0%91%e8%ac%a1%e5%90%88%e5%90%8c%e9%80%a3%e5%90%88%e4%bc%9a%e3%80%81%e7%90%89%e7%90%83%e6%b0%91%e8%ac%a1%e9%9f%b3%e6%a5%bd