diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
new file mode 100644
index 0000000..add652e
--- /dev/null
+++ b/.github/workflows/check.yaml
@@ -0,0 +1,28 @@
+name: Check Package
+
+on:
+  workflow_call:
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install pnpm
+        run: npm install -g pnpm
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.node-version'
+          cache: 'pnpm'
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Run tests
+        run: pnpm test
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 31e63f7..6cf313d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -1,4 +1,4 @@
-name: CI on pull request
+name: CI for before & after Pull Request Merge
 
 on:
   pull_request:
@@ -7,24 +7,5 @@ on:
       - main
 
 jobs:
-  ci:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Install pnpm
-        run: npm install -g pnpm
-
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version-file: '.node-version'
-          cache: 'pnpm'
-
-      - name: Install dependencies
-        run: pnpm install
-
-      - name: Run tests
-        run: pnpm test
+  call-common-checks:
+    uses: ./.github/workflows/check.yaml