diff --git a/.github/workflows/reviewdog.yml b/.github/workflows/reviewdog.yml
new file mode 100644
index 0000000..78115cf
--- /dev/null
+++ b/.github/workflows/reviewdog.yml
@@ -0,0 +1,41 @@
+name: reviewdog
+
+on:
+  pull_request:
+    branches:
+    - master
+    - develop
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.x
+
+    - name: Upgrade pip
+      run: python -m pip install --upgrade pip
+
+    - name: Install Poetry
+      uses: snok/install-poetry@v1
+
+    - name: Install deps
+      run: poetry install
+
+    - name: setup mypy
+      run: |
+        mkdir tmp_bin/
+        echo "#!/bin/sh" > tmp_bin/mypy
+        echo "poetry run mypy \$@" >> tmp_bin/mypy
+        chmod +x tmp_bin/mypy
+        echo ::add-path::tmp_bin/
+
+    - uses: tsuyoshicho/action-mypy@v3
+      with:
+       reporter: github-pr-review
+       level: warning