diff --git a/src/main/java/org/ntlab/acanthus_server/models/Accounts.java b/src/main/java/org/ntlab/acanthus_server/models/Accounts.java
index db55090..befa65e 100644
--- a/src/main/java/org/ntlab/acanthus_server/models/Accounts.java
+++ b/src/main/java/org/ntlab/acanthus_server/models/Accounts.java
@@ -11,10 +11,6 @@
 public class Accounts {
     private static Accounts _theInstance = null;
 
-    /**
-     * @param Integer ユーザーID
-     * @param Account 対応するユーザー
-     */
     private HashMap<Integer, Account> _accountHashMap = new HashMap<>();
 
     //-----------------------------------------------------------------