Just before Miura entered Tokyo Music School in 1900, she married an army medical officer Fujii Zen'ichi, whom her father Mōho had urged her to wed.

When Japan held its first opera performance in 1903 at the auditorium of Tokyo Music School, Miura had a role while a student and gained a reputation.

In 1913 she married with a prospect young medical doctor Miura, and the next year went to Europe to perform and study along her husband.

[2] Positive reviews led to further performances in both Madama Butterfly and Mascagni's Iris in New York City, San Francisco and Chicago, before returning to London to work with the Beecham company.

After this she took part in various tours and sang in Italy (March 1931 she performed at the Teatro Verdi of Pisa with the famous tenor Armando Bini, at Carani in Sassuolo, Modena in Livorno, Florence, Lucca, Pistoia, Torino, Novi Ligure, Rimini) before returning to Japan in 1932.