YOU SAID:

is this going to be cool

INTO JAPANESE

クールになるつもりは、します。

BACK INTO ENGLISH

Going to be cool.

INTO JAPANESE

クールになる。

BACK INTO ENGLISH

Become cool.

INTO JAPANESE

涼しくなってください。

BACK INTO ENGLISH

Please be cool.

INTO JAPANESE

冷静にしてください。

BACK INTO ENGLISH

Please remain calm.

INTO JAPANESE

"慌てないで下さい"

BACK INTO ENGLISH

Please remain calm.