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 2fb9189..bc762f0 100644
--- a/src/main/java/org/ntlab/acanthus_server/models/Accounts.java
+++ b/src/main/java/org/ntlab/acanthus_server/models/Accounts.java
@@ -14,12 +14,12 @@
 
     //-----------------------------------------------------------------
     // インスタンス生成禁止
-    private  Accounts(){}
+    private Accounts(){}
 
     //-----------------------------------------------------------------
     // シングルトン取得
     //-----------------------------------------------------------------
-    public  Accounts getInstance(){
+    public static Accounts getInstance(){
         if(_theInstance == null) _theInstance = new Accounts();
         return _theInstance;
     }
diff --git a/src/main/java/org/ntlab/acanthus_server/resources/accounts/LoginRest.java b/src/main/java/org/ntlab/acanthus_server/resources/accounts/LoginRest.java
index f795b50..c06eb49 100644
--- a/src/main/java/org/ntlab/acanthus_server/resources/accounts/LoginRest.java
+++ b/src/main/java/org/ntlab/acanthus_server/resources/accounts/LoginRest.java
@@ -1,18 +1,41 @@
 package org.ntlab.acanthus_server.resources.accounts;
 
+import org.ntlab.acanthus_server.entities.Account;
+import org.ntlab.acanthus_server.models.Accounts;
 import org.springframework.stereotype.Component;
 
 import javax.ws.rs.GET;
 import javax.ws.rs.PUT;
 import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import java.awt.*;
 
 @Component
 @Path("/accounts/login")
 public class LoginRest{
 
+    private Accounts accounts = Accounts.getInstance();
+
+    //-----------------------------------------------------------
+    /**
+     * ログイン時のトークン認証
+     * @param  uid  ユーザーID
+     * @param  token    トークン
+     */
     @GET
+    @Produces(MediaType.APPLICATION_JSON)
     public  boolean hasLoginToken(String uid, String token) {
+        //if(uid != accounts.getAccountByUid(uid)) return false;
+        // return (token == accounts.getAccount(uid).getToken());
         return false;
     }
 
+    // ToDo: トークン発行をJsonで返すのか, クラスで返却するのか決める.
+    // ToDo: クラスなら void でいい → setterを Account に用意
+
+    //-----------------------------------------------------------
+
+
+
 }