YOU SAID:

It should be written as A on board

INTO JAPANESE

ボード上ではAと書く必要があります

BACK INTO ENGLISH

On the board it should be written as A

INTO JAPANESE

ボードにはAと書かれているはずです

BACK INTO ENGLISH

The board should have A written on it

INTO JAPANESE

ボードにはAと書かれているはずです

BACK INTO ENGLISH

The board should have A written on it