YOU SAID:

you need to calm down, you're being too loud.

INTO JAPANESE

落ち着く必要があります

BACK INTO ENGLISH

Need to settle down

INTO JAPANESE

落ち着く必要がある

BACK INTO ENGLISH

Need to calm down

INTO JAPANESE

私は落ち着く必要がある。

BACK INTO ENGLISH

I need to calm down.

INTO JAPANESE

私は落ち着く必要がある。

BACK INTO ENGLISH

I need to calm down.