diff --git a/frontend/composables/useExampleItem.ts b/frontend/composables/useExampleItem.ts
index f903f2f7..b814bfd3 100644
--- a/frontend/composables/useExampleItem.ts
+++ b/frontend/composables/useExampleItem.ts
@@ -29,17 +29,16 @@ export const useExampleItem = () => {
     state.example = await exampleService.findById(projectId, state.example.id)
   }
 
-  const approve = async(
+  const confirm = async(
     projectId: string,
   ) => {
-    const approved = !state.example.isApproved
-    await exampleService.approve(projectId, state.example.id, approved)
+    await exampleService.confirm(projectId, state.example.id)
     await getExampleById(projectId)
   }
 
   return {
     state,
-    approve,
+    confirm,
     getExample,
   }
 }
diff --git a/frontend/domain/models/example/example.ts b/frontend/domain/models/example/example.ts
index e7626d68..1084ce39 100644
--- a/frontend/domain/models/example/example.ts
+++ b/frontend/domain/models/example/example.ts
@@ -49,13 +49,22 @@ export class ExampleItem {
     public annotationApprover: boolean | null,
     public commentCount: number,
     public fileUrl: string,
+    public isConfirmed: boolean
   ) {}
 
   static valueOf(
-    { id, text, meta, annotation_approver, comment_count, filename }:
-    { id: number, text: string, meta: object, annotation_approver: boolean | null, comment_count: number, filename: string }
+    { id, text, meta, annotation_approver, comment_count, filename, is_confirmed }:
+    {
+      id: number,
+      text: string,
+      meta: object,
+      annotation_approver: boolean | null,
+      comment_count: number,
+      filename: string,
+      is_confirmed: boolean
+  }
   ): ExampleItem {
-    return new ExampleItem(id, text, meta, annotation_approver, comment_count, filename)
+    return new ExampleItem(id, text, meta, annotation_approver, comment_count, filename, is_confirmed)
   }
 
   get url() {
diff --git a/frontend/domain/models/example/exampleRepository.ts b/frontend/domain/models/example/exampleRepository.ts
index d775766d..37512d08 100644
--- a/frontend/domain/models/example/exampleRepository.ts
+++ b/frontend/domain/models/example/exampleRepository.ts
@@ -16,4 +16,6 @@ export interface ExampleRepository {
   findById(projectId: string, exampleId: number): Promise<ExampleItem>
 
   approve(projectId: string, docId: number, approved: boolean): Promise<void>
+
+  confirm(projectId: string, exampleId: number): Promise<void>
 }
diff --git a/frontend/pages/projects/_id/image-classification/index.vue b/frontend/pages/projects/_id/image-classification/index.vue
index 400e5f43..a6e194b8 100644
--- a/frontend/pages/projects/_id/image-classification/index.vue
+++ b/frontend/pages/projects/_id/image-classification/index.vue
@@ -5,12 +5,12 @@
         :doc-id="image.id"
         :enable-auto-labeling.sync="enableAutoLabeling"
         :guideline-text="project.guideline"
-        :is-reviewd="image.isApproved"
+        :is-reviewd="image.isConfirmed"
         :show-approve-button="project.permitApprove"
         :total="images.count"
         class="d-none d-sm-block"
         @click:clear-label="clear"
-        @click:review="approve"
+        @click:review="confirm"
       >
         <v-btn-toggle
           v-model="labelOption"
@@ -196,9 +196,8 @@ export default {
       }
     },
 
-    async approve() {
-      const approved = !this.image.isApproved
-      await this.$services.example.approve(this.projectId, this.image.id, approved)
+    async confirm() {
+      await this.$services.example.confirm(this.projectId, this.image.id)
       await this.$fetch()
     },
 
diff --git a/frontend/pages/projects/_id/sequence-labeling/index.vue b/frontend/pages/projects/_id/sequence-labeling/index.vue
index cf85ddaa..89db52e6 100644
--- a/frontend/pages/projects/_id/sequence-labeling/index.vue
+++ b/frontend/pages/projects/_id/sequence-labeling/index.vue
@@ -5,12 +5,12 @@
         :doc-id="doc.id"
         :enable-auto-labeling.sync="enableAutoLabeling"
         :guideline-text="project.guideline"
-        :is-reviewd="doc.isApproved"
+        :is-reviewd="doc.isConfirmed"
         :show-approve-button="project.permitApprove"
         :total="docs.count"
         class="d-none d-sm-block"
         @click:clear-label="clear"
-        @click:review="approve"
+        @click:review="confirm"
       />
       <toolbar-mobile
         :total="docs.count"
@@ -188,9 +188,8 @@ export default {
       }
     },
 
-    async approve() {
-      const approved = !this.doc.isApproved
-      await this.$services.example.approve(this.projectId, this.doc.id, approved)
+    async confirm() {
+      await this.$services.example.confirm(this.projectId, this.doc.id)
       await this.$fetch()
     },
 
diff --git a/frontend/pages/projects/_id/sequence-to-sequence/index.vue b/frontend/pages/projects/_id/sequence-to-sequence/index.vue
index 0c7ae6bb..4789a89e 100644
--- a/frontend/pages/projects/_id/sequence-to-sequence/index.vue
+++ b/frontend/pages/projects/_id/sequence-to-sequence/index.vue
@@ -5,12 +5,12 @@
         :doc-id="doc.id"
         :enable-auto-labeling.sync="enableAutoLabeling"
         :guideline-text="project.guideline"
-        :is-reviewd="doc.isApproved"
+        :is-reviewd="doc.isConfirmed"
         :show-approve-button="project.permitApprove"
         :total="docs.count"
         class="d-none d-sm-block"
         @click:clear-label="clear"
-        @click:review="approve"
+        @click:review="confirm"
       />
       <toolbar-mobile
         :total="docs.count"
@@ -137,9 +137,8 @@ export default {
       }
     },
 
-    async approve() {
-      const approved = !this.doc.isApproved
-      await this.$services.example.approve(this.projectId, this.doc.id, approved)
+    async confirm() {
+      await this.$services.example.confirm(this.projectId, this.doc.id)
       await this.$fetch()
     }
   },
diff --git a/frontend/pages/projects/_id/speech-to-text/index.vue b/frontend/pages/projects/_id/speech-to-text/index.vue
index 614ae573..238fb66c 100644
--- a/frontend/pages/projects/_id/speech-to-text/index.vue
+++ b/frontend/pages/projects/_id/speech-to-text/index.vue
@@ -5,12 +5,12 @@
         :doc-id="item.id"
         :enable-auto-labeling.sync="enableAutoLabeling"
         :guideline-text="project.guideline"
-        :is-reviewd="item.isApproved"
+        :is-reviewd="item.isConfirmed"
         :show-approve-button="project.permitApprove"
         :total="items.count"
         class="d-none d-sm-block"
         @click:clear-label="clear"
-        @click:review="approve"
+        @click:review="confirm"
       />
       <toolbar-mobile
         :total="items.count"
@@ -140,9 +140,8 @@ export default {
       }
     },
 
-    async approve() {
-      const approved = !this.item.isApproved
-      await this.$services.example.approve(this.projectId, this.item.id, approved)
+    async confirm() {
+      await this.$services.example.confirm(this.projectId, this.item.id)
       await this.$fetch()
     }
   },
diff --git a/frontend/pages/projects/_id/text-classification/index.vue b/frontend/pages/projects/_id/text-classification/index.vue
index 719458e0..81979cbf 100644
--- a/frontend/pages/projects/_id/text-classification/index.vue
+++ b/frontend/pages/projects/_id/text-classification/index.vue
@@ -5,12 +5,12 @@
         :doc-id="example.id"
         :enable-auto-labeling.sync="enableAutoLabeling"
         :guideline-text="project.guideline"
-        :is-reviewd="example.isApproved"
+        :is-reviewd="example.isConfirmed"
         :show-approve-button="project.permitApprove"
         :total="totalExample"
         class="d-none d-sm-block"
         @click:clear-label="clearTeacherList(project.id, example.id)"
-        @click:review="approve(project.id)"
+        @click:review="confirm(project.id)"
       >
         <button-label-switch
           class="ms-2"
@@ -82,7 +82,7 @@ export default {
     const { app, params, query } = useContext()
     const projectId = params.value.id
     const { state: projectState, getProjectById } = useProjectItem()
-    const { state: exampleState, approve, getExample } = useExampleItem()
+    const { state: exampleState, confirm, getExample } = useExampleItem()
     const {
       state: teacherState,
       annotateLabel,
@@ -123,7 +123,7 @@ export default {
       ...toRefs(projectState),
       ...toRefs(teacherState),
       ...toRefs(exampleState),
-      approve,
+      confirm,
       annotateLabel,
       annotateOrRemoveLabel,
       clearTeacherList,
diff --git a/frontend/repositories/example/apiDocumentRepository.ts b/frontend/repositories/example/apiDocumentRepository.ts
index 2a23e09c..5f5f8eb7 100644
--- a/frontend/repositories/example/apiDocumentRepository.ts
+++ b/frontend/repositories/example/apiDocumentRepository.ts
@@ -46,4 +46,9 @@ export class APIExampleRepository implements ExampleRepository {
     const url = `/projects/${projectId}/approval/${exampleId}`
     await this.request.post(url, { approved })
   }
+
+  async confirm(projectId: string, exampleId: number): Promise<void> {
+    const url = `/projects/${projectId}/examples/${exampleId}/states`
+    await this.request.post(url)
+  }
 }
diff --git a/frontend/services/application/example/exampleApplicationService.ts b/frontend/services/application/example/exampleApplicationService.ts
index 0f90bda0..d57f1296 100644
--- a/frontend/services/application/example/exampleApplicationService.ts
+++ b/frontend/services/application/example/exampleApplicationService.ts
@@ -62,6 +62,10 @@ export class ExampleApplicationService {
     await this.repository.approve(projectId, docId, approved)
   }
 
+  public async confirm(projectId: string, exampleId: number): Promise<void> {
+    await this.repository.confirm(projectId, exampleId)
+  }
+
   private toModel(item: ExampleDTO): ExampleItem {
     return new ExampleItem(
       item.id,
@@ -69,7 +73,8 @@ export class ExampleApplicationService {
       item.meta,
       item.annotationApprover,
       item.commentCount,
-      item.fileUrl
+      item.fileUrl,
+      item.isConfirmed
     )
   }
 }
diff --git a/frontend/services/application/example/exampleData.ts b/frontend/services/application/example/exampleData.ts
index c7291834..d368bd05 100644
--- a/frontend/services/application/example/exampleData.ts
+++ b/frontend/services/application/example/exampleData.ts
@@ -11,6 +11,7 @@ export class ExampleDTO {
   fileUrl: string;
   filename: string;
   url: string;
+  isConfirmed: boolean;
 
   constructor(item: ExampleItem) {
     this.id = item.id
@@ -22,6 +23,7 @@ export class ExampleDTO {
     this.fileUrl = item.fileUrl
     this.filename = item.filename
     this.url = item.url
+    this.isConfirmed = item.isConfirmed
   }
 }