Riccardo Muti／New Philharmonia Orchestra／Chorus of the Royal Opera House, Covent Garden／Montserrat Caballe／Placido Domingo／Fiorenza Cossottoの最新シングルをお届け！Riccardo Muti／New Philharmonia Orchestra／Chorus of the Royal Opera House, Covent Garden／Montserrat Caballe／Placido Domingo／Fiorenza Cossottoの最新シングルをいち早くチェックしよう！