YOU SAID:

Let's be alone together (yeah)

INTO JAPANESE

であろう一人で一緒に (はい)

BACK INTO ENGLISH

Be alone together (Yes)

INTO JAPANESE

(はい) 一緒にだけであります。

BACK INTO ENGLISH

Yes together only in May.

INTO JAPANESE

5 月には一緒にはい。

BACK INTO ENGLISH

5 months together Yes.

INTO JAPANESE

はい、5 ヶ月間一緒に。

BACK INTO ENGLISH

Yes, five months together.

INTO JAPANESE

はい、5 ヶ月間一緒に。

BACK INTO ENGLISH

Yes, five months together.