YOU SAID:

I won't fill this water balloon so full.

INTO JAPANESE

この水風船いっぱいを埋めること。

BACK INTO ENGLISH

To fill water balloons to fill.

INTO JAPANESE

水風船を埋めるためにします。

BACK INTO ENGLISH

To fill water balloons.

INTO JAPANESE

水風船を埋める。

BACK INTO ENGLISH

Fill the water balloons.

INTO JAPANESE

水風船をご記入ください。

BACK INTO ENGLISH

Please fill the water balloons.