diff --git a/dictation_server/src/features/accounts/accounts.controller.spec.ts b/dictation_server/src/features/accounts/accounts.controller.spec.ts
index 454fd63..8ea840c 100644
--- a/dictation_server/src/features/accounts/accounts.controller.spec.ts
+++ b/dictation_server/src/features/accounts/accounts.controller.spec.ts
@@ -8,6 +8,7 @@ import {
   DeletePartnerAccountRequest,
   GetPartnerUsersRequest,
   UpdatePartnerInfoRequest,
+  CreateWorktypesRequest,
 } from './types/types';
 import { plainToClass } from 'class-transformer';
 import { validate } from 'class-validator';
@@ -41,6 +42,88 @@ describe('AccountsController', () => {
     expect(controller).toBeDefined();
   });
 
+  describe('valdation CreateWorktypesRequest', () => {
+    it('最低限の有効なリクエストが成功する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = 'TEST';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(0);
+    });
+    it('worktypeIdが指定されていない場合、リクエストが失敗する', async () => {
+      const request = new CreateWorktypesRequest();
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(1);
+    });
+    it('worktypeIdが空文字の場合、リクエストが失敗する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = '';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(1);
+    });
+    it('worktypeIdが16文字を超える場合、リクエストが失敗する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = '123456789A1234567';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(1);
+    });
+    it('worktypeIdが16文字の場合、リクエストが成功する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = '123456789A123456';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(0);
+    });
+    it('worktypeIdに使用不可文字が含まれる場合、リクエストが失敗する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = 'test.test';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(1);
+    });
+    it('descriptionが255文字を超える場合、リクエストが失敗する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = 'TEST';
+      request.description =
+        '1234567A0A1234567A1A1234567A2A1234567A3A1234567A4A1234567A5A1234567A6A1234567A7A1234567A8A1234567A9A' +
+        '1234567B0B1234567B1B1234567B2B1234567B3B1234567B4B1234567B5B1234567B6B1234567B7B1234567B8B1234567B9B' +
+        '1234567A0A1234567A1A1234567A2A1234567A3A1234567A4A123456';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(1);
+    });
+    it('descriptionが255文字の場合、リクエストが成功する', async () => {
+      const request = new CreateWorktypesRequest();
+      request.worktypeId = 'TEST';
+      request.description =
+        '1234567A0A1234567A1A1234567A2A1234567A3A1234567A4A1234567A5A1234567A6A1234567A7A1234567A8A1234567A9A' +
+        '1234567B0B1234567B1B1234567B2B1234567B3B1234567B4B1234567B5B1234567B6B1234567B7B1234567B8B1234567B9B' +
+        '1234567A0A1234567A1A1234567A2A1234567A3A1234567A4A12345';
+
+      const valdationObject = plainToClass(CreateWorktypesRequest, request);
+
+      const errors = await validate(valdationObject);
+      expect(errors.length).toBe(0);
+    });
+  });
+
   describe('valdation switchParentRequest', () => {
     it('最低限の有効なリクエストが成功する', async () => {
       const request = new SwitchParentRequest();