YOU SAID:

let's meet up at 9 A. M. to catch the train.

INTO JAPANESE

電車に乗るために午前9時に集まりましょう。

BACK INTO ENGLISH

Let's meet at 9am to catch the train.

INTO JAPANESE

電車に乗るために午前9時に会いましょう。

BACK INTO ENGLISH

Let's meet at 9am to catch the train.