diff --git a/src/controllers/06-request-list-controller.ts b/src/controllers/06-request-list-controller.ts
index 83ed235..a62ac5a 100644
--- a/src/controllers/06-request-list-controller.ts
+++ b/src/controllers/06-request-list-controller.ts
@@ -1,4 +1,4 @@
-import { Prisma, RequestDataStatus, RequestWorkStatus } from "@prisma/client";
+import { Prisma, RequestDataStatus, RequestWorkStatus, TaskStatus } from "@prisma/client";
 import {
   Body,
   Controller,
@@ -6,6 +6,7 @@ import {
   Get,
   Head,
   Path,
+  Post,
   Put,
   Query,
   Request,
@@ -58,6 +59,7 @@ export class RequestDataController extends Controller {
         [RequestDataStatus.Pending]: 0,
         [RequestDataStatus.InProgress]: 0,
         [RequestDataStatus.Completed]: 0,
+        [RequestDataStatus.Canceled]: 0,
       },
     );
   }
@@ -172,6 +174,37 @@ export class RequestDataController extends Controller {
   }
 }
 
+@Route("/api/v1/request-data/{requestDataId}")
+@Tags("Request List")
+export class RequestDataActionController extends Controller {
+  @Post("cancel")
+  @Security("keycloak")
+  async cancelRequestData(@Path() requestDataId: string) {
+    await prisma.$transaction([
+      prisma.requestData.update({
+        where: { id: requestDataId },
+        data: {
+          requestDataStatus: RequestDataStatus.Canceled,
+        },
+      }),
+      prisma.requestWorkStepStatus.updateMany({
+        where: { requestWork: { requestDataId } },
+        data: {
+          workStatus: RequestWorkStatus.Canceled,
+        },
+      }),
+      prisma.taskOrder.updateMany({
+        where: {
+          taskList: {
+            every: { workStatus: RequestWorkStatus.Canceled },
+          },
+        },
+        data: { taskStatus: TaskStatus.Canceled },
+      }),
+    ]);
+  }
+}
+
 @Route("/api/v1/request-work")
 @Tags("Request List")
 export class RequestListController extends Controller {
diff --git a/src/controllers/07-task-controller.ts b/src/controllers/07-task-controller.ts
index f1e58bf..d77e7b7 100644
--- a/src/controllers/07-task-controller.ts
+++ b/src/controllers/07-task-controller.ts
@@ -345,10 +345,6 @@ export class TaskActionController extends Controller {
   @Post("complete")
   @Security("keycloak")
   async completeTaskOrder(@Request() req: RequestWithUser, @Path() taskId: string) {}
-
-  @Post("cancel")
-  @Security("keycloak")
-  async cancelTaskOrder(@Request() req: RequestWithUser, @Path() taskId: string) {}
 }
 
 @Route("api/v1/task-order/{taskId}")