diff --git a/src/models.ts b/src/models.ts
deleted file mode 100644
index e0cc57e..0000000
--- a/src/models.ts
+++ /dev/null
@@ -1,69 +0,0 @@
-// TODO: モデルを切り出す
-
-// Parent
-interface ParentResponse {
-    id: string,
-    email: string,
-    name: string,
-}
-
-// Child
-interface ChildBaseItem {
-    id: string,
-    name: string,
-}
-
-interface ChildDetailsResponse extends ChildBaseItem {
-    // 追加プロパティ
-    createdAt: Date,
-    homeGroupId: string,
-}
-
-interface ChildListResponse {
-    list: ChildResponse[]
-}
-
-interface ChildResponse extends ChildBaseItem {
-    // 追加プロパティ
-}
-
-// Task
-interface TaskBaseItem {
-    id: string,
-    name: string,
-    iconEmoji?: string,
-    bgColor?: string,
-    reward: number
-}
-
-interface TaskResponse extends TaskBaseItem {
-    // 追加プロパティ
-    attachedChlidren: String[]
-}
-
-interface TaskListResponse {
-    list: TaskBaseItem[]
-}
-
-// Token
-interface TokenBaseItem {
-    accessToken: string,
-}
-
-interface TokenResponse extends TokenBaseItem {
-    // 追加プロパティ
-}
-
-export {
-    ParentResponse,
-    ChildBaseItem,
-    ChildDetailsResponse,
-    ChildListResponse,
-    ChildResponse,
-    TaskBaseItem,
-    TaskResponse,
-    TaskListResponse,
-    TokenBaseItem,
-    TokenResponse,
-}
-
diff --git a/src/models/Child.ts b/src/models/Child.ts
new file mode 100644
index 0000000..65ef838
--- /dev/null
+++ b/src/models/Child.ts
@@ -0,0 +1,20 @@
+
+// Child
+interface ChildBaseItem {
+    id: string,
+    name: string,
+}
+
+interface ChildDetailsResponse extends ChildBaseItem {
+    // 追加プロパティ
+    createdAt: Date,
+    homeGroupId: string,
+}
+
+interface ChildListResponse {
+    list: ChildResponse[]
+}
+
+interface ChildResponse extends ChildBaseItem {
+    // 追加プロパティ
+}
diff --git a/src/models/Common.ts b/src/models/Common.ts
new file mode 100644
index 0000000..d6c5b41
--- /dev/null
+++ b/src/models/Common.ts
@@ -0,0 +1,9 @@
+
+// Token
+interface TokenBaseItem {
+    accessToken: string,
+}
+
+interface TokenResponse extends TokenBaseItem {
+    // 追加プロパティ
+}
diff --git a/src/models/Parent.ts b/src/models/Parent.ts
new file mode 100644
index 0000000..2ba2301
--- /dev/null
+++ b/src/models/Parent.ts
@@ -0,0 +1,7 @@
+
+// Parent
+interface ParentResponse {
+    id: string,
+    email: string,
+    name: string,
+}
diff --git a/src/models/Task.ts b/src/models/Task.ts
new file mode 100644
index 0000000..114d74b
--- /dev/null
+++ b/src/models/Task.ts
@@ -0,0 +1,18 @@
+
+// Task
+interface TaskBaseItem {
+    id: string,
+    name: string,
+    iconEmoji?: string,
+    bgColor?: string,
+    reward: number
+}
+
+interface TaskResponse extends TaskBaseItem {
+    // 追加プロパティ
+    attachedChlidren: String[]
+}
+
+interface TaskListResponse {
+    list: TaskBaseItem[]
+}