diff --git a/.github/workflows/create-awf-latest.yml b/.github/workflows/create-awf-latest.yml
deleted file mode 100644
index d68a6c3cb5..0000000000
--- a/.github/workflows/create-awf-latest.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-name: create-awf-latest
-
-on:
-  schedule:
-    - cron: 0 0 * * *
-  workflow_dispatch:
-
-jobs:
-  create-awf-latest:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          fetch-depth: 0
-      - name: Commit Results
-        run: |
-          git config --local user.email "action@github.com"
-          git config --local user.name "GitHub Action"
-
-          git checkout awf-latest
-          git remote add awf https://github.com/autowarefoundation/autoware_launch
-          git fetch awf main
-          git rebase awf/main
-
-          git push origin awf-latest --force
diff --git a/.github/workflows/sync-awf-latest-s1.yaml b/.github/workflows/sync-awf-latest-s1.yaml
deleted file mode 100644
index c14d001c61..0000000000
--- a/.github/workflows/sync-awf-latest-s1.yaml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: sync-awf-latest-s1
-
-on:
-  schedule:
-    - cron: 0 0 * * *
-  workflow_dispatch:
-
-jobs:
-  sync-awf-latest-s1:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Generate token
-        id: generate-token
-        uses: tibdex/github-app-token@v1
-        with:
-          app_id: ${{ secrets.APP_ID }}
-          private_key: ${{ secrets.PRIVATE_KEY }}
-
-      - name: Run sync-branches
-        uses: autowarefoundation/autoware-github-actions/sync-branches@v1
-        with:
-          token: ${{ steps.generate-token.outputs.token }}
-          base-branch: awf-latest-s1
-          sync-pr-branch: sync-awf-latest-s1
-          sync-target-repository: https://github.com/autowarefoundation/autoware_launch.git
-          sync-target-branch: main
-          pr-title: "chore: sync awf-latest-s1"
-          pr-labels: |
-            bot
-            sync-awf-latest-s1
-          auto-merge-method: merge
diff --git a/.github/workflows/sync-awf-latest-x1.yaml b/.github/workflows/sync-awf-latest-x1.yaml
deleted file mode 100644
index c348e6d853..0000000000
--- a/.github/workflows/sync-awf-latest-x1.yaml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: sync-awf-latest-x1
-
-on:
-  schedule:
-    - cron: 0 0 * * *
-  workflow_dispatch:
-
-jobs:
-  sync-awf-latest-x1:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Generate token
-        id: generate-token
-        uses: tibdex/github-app-token@v1
-        with:
-          app_id: ${{ secrets.APP_ID }}
-          private_key: ${{ secrets.PRIVATE_KEY }}
-
-      - name: Run sync-branches
-        uses: autowarefoundation/autoware-github-actions/sync-branches@v1
-        with:
-          token: ${{ steps.generate-token.outputs.token }}
-          base-branch: awf-latest-x1
-          sync-pr-branch: sync-awf-latest-x1
-          sync-target-repository: https://github.com/autowarefoundation/autoware_launch.git
-          sync-target-branch: main
-          pr-title: "chore: sync awf-latest-x1"
-          pr-labels: |
-            bot
-            sync-awf-latest-x1
-          auto-merge-method: merge
diff --git a/.github/workflows/sync-awf-latest-x2.yaml b/.github/workflows/sync-awf-latest-x2.yaml
deleted file mode 100644
index 97ed22a5f7..0000000000
--- a/.github/workflows/sync-awf-latest-x2.yaml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: sync-awf-latest-x2
-
-on:
-  schedule:
-    - cron: 0 0 * * *
-  workflow_dispatch:
-
-jobs:
-  sync-awf-latest-x2:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Generate token
-        id: generate-token
-        uses: tibdex/github-app-token@v1
-        with:
-          app_id: ${{ secrets.APP_ID }}
-          private_key: ${{ secrets.PRIVATE_KEY }}
-
-      - name: Run sync-branches
-        uses: autowarefoundation/autoware-github-actions/sync-branches@v1
-        with:
-          token: ${{ steps.generate-token.outputs.token }}
-          base-branch: awf-latest-x2
-          sync-pr-branch: sync-awf-latest-x2
-          sync-target-repository: https://github.com/autowarefoundation/autoware_launch.git
-          sync-target-branch: main
-          pr-title: "chore: sync awf-latest-x2"
-          pr-labels: |
-            bot
-            sync-awf-latest-x2
-          auto-merge-method: merge
diff --git a/.github/workflows/sync-awf-latest-xx1.yaml b/.github/workflows/sync-awf-latest-xx1.yaml
deleted file mode 100644
index 6b6432b55e..0000000000
--- a/.github/workflows/sync-awf-latest-xx1.yaml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: sync-awf-latest-xx1
-
-on:
-  schedule:
-    - cron: 0 0 * * *
-  workflow_dispatch:
-
-jobs:
-  sync-awf-latest-xx1:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Generate token
-        id: generate-token
-        uses: tibdex/github-app-token@v1
-        with:
-          app_id: ${{ secrets.APP_ID }}
-          private_key: ${{ secrets.PRIVATE_KEY }}
-
-      - name: Run sync-branches
-        uses: autowarefoundation/autoware-github-actions/sync-branches@v1
-        with:
-          token: ${{ steps.generate-token.outputs.token }}
-          base-branch: awf-latest-xx1
-          sync-pr-branch: sync-awf-latest-xx1
-          sync-target-repository: https://github.com/autowarefoundation/autoware_launch.git
-          sync-target-branch: main
-          pr-title: "chore: sync awf-latest-xx1"
-          pr-labels: |
-            bot
-            sync-awf-latest-xx1
-          auto-merge-method: merge
diff --git a/.github/workflows/sync-tier4-upstream.yaml b/.github/workflows/sync-tier4-upstream.yaml
index b7dc824f8a..b97a9bab28 100644
--- a/.github/workflows/sync-tier4-upstream.yaml
+++ b/.github/workflows/sync-tier4-upstream.yaml
@@ -1,3 +1,4 @@
+# This workflow is intended for the use in the repositories created by forking tier4/autoware_launch.
 name: sync-tier4-upstream
 
 on: