diff --git a/app/src/main/java/org/ntlab/acanthus_client/entities/Account.java b/app/src/main/java/org/ntlab/acanthus_client/entities/Account.java
index 17a4558..53c4b44 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/entities/Account.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/entities/Account.java
@@ -1,4 +1,17 @@
 package org.ntlab.acanthus_client.entities;
 
+import java.time.LocalDateTime;
+import java.util.HashMap;
+
+//-----------------------------------------------------------------
+// ユーザーアカウント
 public class Account {
+    private Integer uid;
+    private String name;
+    private String email;
+    private String password;
+    private String token;
+    private HashMap<Integer,Work> workHashMap = new HashMap<>();
+    private Boolean isDummy;
+    private LocalDateTime lastAccess;
 }
diff --git a/app/src/main/java/org/ntlab/acanthus_client/entities/AccountJson.java b/app/src/main/java/org/ntlab/acanthus_client/entities/AccountJson.java
index 151f9cf..c6728f9 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/entities/AccountJson.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/entities/AccountJson.java
@@ -1,4 +1,8 @@
 package org.ntlab.acanthus_client.entities;
 
+//-----------------------------------------------------------------
+// 全ユーザー検索時情報
 public class AccountJson {
+    private Integer uid;
+    private String name;
 }
diff --git a/app/src/main/java/org/ntlab/acanthus_client/entities/AccountTokenJson.java b/app/src/main/java/org/ntlab/acanthus_client/entities/AccountTokenJson.java
index f0967c6..bb76238 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/entities/AccountTokenJson.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/entities/AccountTokenJson.java
@@ -1,4 +1,7 @@
 package org.ntlab.acanthus_client.entities;
 
+//-----------------------------------------------------------------
+// アカウントに発行されたトークン
 public class AccountTokenJson {
+    private String token;
 }
diff --git a/app/src/main/java/org/ntlab/acanthus_client/entities/AccountUidJson.java b/app/src/main/java/org/ntlab/acanthus_client/entities/AccountUidJson.java
index 6e2c71d..35d81b9 100644
--- a/app/src/main/java/org/ntlab/acanthus_client/entities/AccountUidJson.java
+++ b/app/src/main/java/org/ntlab/acanthus_client/entities/AccountUidJson.java
@@ -1,4 +1,7 @@
 package org.ntlab.acanthus_client.entities;
 
+//-----------------------------------------------------------------
+// アカウントのUid
 public class AccountUidJson {
+    private Integer uid;
 }
diff --git a/app/src/main/java/org/ntlab/acanthus_client/entities/Work.java b/app/src/main/java/org/ntlab/acanthus_client/entities/Work.java
new file mode 100644
index 0000000..849e8ac
--- /dev/null
+++ b/app/src/main/java/org/ntlab/acanthus_client/entities/Work.java
@@ -0,0 +1,4 @@
+package org.ntlab.acanthus_client.entities;
+
+public class Work {
+}