YOU SAID:

On the roof you will find 4 birds each singing their own song

INTO JAPANESE

屋根の上に4羽の鳥がそれぞれ自分の歌を歌っています。

BACK INTO ENGLISH

Four birds are singing their own songs on the roof.

INTO JAPANESE

4羽の鳥が屋根の上で彼ら自身の歌を歌っています。

BACK INTO ENGLISH

Four birds are singing their own songs on the roof.