diff --git a/.github/workflows/develop.yml b/.github/workflows/develop.yml
index 6c98803af3cd7..df6216d1b000b 100644
--- a/.github/workflows/develop.yml
+++ b/.github/workflows/develop.yml
@@ -3,13 +3,15 @@ name: development deploy
 on:
   push:
     branches:
-      - development
+      - dev-hamamatsu
 
 jobs:
   deploy:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
+        with:
+          ref: dev-hamamatsu
 
       - name: Setup Node
         uses: actions/setup-node@v1
@@ -29,9 +31,13 @@ jobs:
       - run: yarn run generate:dev --fail-on-page-error
       - run: "echo \"User-agent: *\nDisallow: /\" > ./dist/robots.txt"
 
-      - name: deploy
-        uses: peaceiris/actions-gh-pages@v3
+      - name: deploy to s3
+        uses: jakejarvis/s3-sync-action@master
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./dist
-          publish_branch: dev-pages
+          args: --acl public-read --follow-symlinks --delete
+        env:
+          AWS_S3_BUCKET: ${{ secrets.AWS_S3_BUCKET_DEVELOP }}
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_S3_DEPLOY_ACCESS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_S3_DEPLOY_SECRET_ACCESS_KEY }}
+          AWS_REGION: 'ap-northeast-1'   # optional: defaults to us-east-1
+          SOURCE_DIR: './dist'
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