YOU SAID:

I need to get a coffee. Now.

INTO JAPANESE

私はコーヒーを買う必要があります。今。

BACK INTO ENGLISH

You must buy me a coffee. Now.

INTO JAPANESE

あなたは私にコーヒーを購入する必要があります。今。

BACK INTO ENGLISH

Will you buy me a cup of coffee. Now.

INTO JAPANESE

一杯のコーヒーを買う私。今。

BACK INTO ENGLISH

I buy a cup of coffee. Now.

INTO JAPANESE

私は一杯のコーヒーを購入します。今。

BACK INTO ENGLISH

I bought a cup of coffee. Now.

INTO JAPANESE

一杯のコーヒーを買った。今。

BACK INTO ENGLISH

I bought a cup of coffee. Now.