YOU SAID:

Hello, why is there coolness?

INTO JAPANESE

こんにちは、なぜある涼しさですか。

BACK INTO ENGLISH

Hi, why is cool?

INTO JAPANESE

こんにちは、なぜ涼しいか。

BACK INTO ENGLISH

Do you Hi, it why cool?

INTO JAPANESE

かこんにちは、それなぜ涼しいか。

BACK INTO ENGLISH

Do you Hello, that's why cool.

INTO JAPANESE

こんにちは、クールな理由です。

BACK INTO ENGLISH

Hi, this is a cool reason.

INTO JAPANESE

こんにちは、これはクールな理由です。

BACK INTO ENGLISH

Hi, this is a cool reason.