「離籍次月始」→「在籍最終月末」

src/pages/en/systems/leave/index.md

@@ -14,7 +14,7 @@ Please check which of the following applies to you, and **back up your data in a
 
 If you leave the University of Tokyo due to graduation or resignation, your UTokyo Account will be revoked after the end of the enrollment period and you will not be able to use the various information systems. Please back up your data according to the instructions given on the **“[Data Backup upon Leaving the University of Tokyo](backup)”** page.
 
-Only if students graduates, the revocation will be at the beginning of the month following the end of the enrollment period.
+Only if students graduate, the revocation will be at the end of the final month of the enrollment period.
 
 Furthermore, some information systems, such as the [UTokyo Antivirus License](/antivirus/), are not automatically terminated even though you are no longer authorized to use them upon leaving the university. Please follow the instructions or each system to terminate their use.