YOU SAID:

This email is to inform you that you have reached a total of 5 lates this reporting period.

INTO JAPANESE

このメールは、このレポート期間の合計が5回遅れていることをお知らせするものです。

BACK INTO ENGLISH

This email informs you that the total reporting period has been delayed five times.

INTO JAPANESE

このメールは、合計レポート期間が5回遅れたことを通知します。

BACK INTO ENGLISH

This email informs you that the total reporting period has been delayed five times.