YOU SAID:

What day is the dance party?

INTO JAPANESE

ダンスパーティーは何日ですか？

BACK INTO ENGLISH

What is the date of the dance party?

INTO JAPANESE

ダンスパーティーの日はいつですか？

BACK INTO ENGLISH

When is the day of the dance party?

INTO JAPANESE

ダンスパーティーの日はいつですか？

BACK INTO ENGLISH

When is the day of the dance party?