diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
index 43a582ef..0cb39d52 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ b/.github/ISSUE_TEMPLATE/bug_report.md
@@ -1,39 +1,39 @@
 ---
-name: Bug Report
-about: Create a bug report
-labels: bug
-
+name: Bug Report Template
+about: Use this template to report bugs in the line-bot-sdk-python
+title: 'Bug Report'
 ---
 
-## Do this before creating an issue
-<!-- Delete this section before the submit -->
-
-- Check our [developers documentation](https://developers.line.biz/en/docs/messaging-api/) and [FAQ](https://developers.line.biz/en/faq/) for more information on LINE bots and the Messaging API
-
-## When creating an issue
-<!-- Delete this section before the submit -->
-
-- Make sure your issue is **related to** the LINE Bot SDK. For general questions about LINE bots, please ask in https://www.linebiz.com/contact/
-- Provide detailed information about the issue you had with the SDK as below
-
-## System Informations
+ <!--
+## Before Creating an Issue
+- Please check our [developer documentation](https://developers.line.biz/en/docs/) and [FAQ](https://developers.line.biz/en/faq/tags/messaging-api/) for more information on the Messaging API
+- Make sure the issue you are reporting isn't already addressed in the documentation or existing issues.
+## When Creating an Issue
+- Provide detailed information about the issue you experienced with the SDK using the template below.
+-->
 
-* Python version:
-* SDK version:
-* OS:
+## System Information
+- Python version:
+- line-bot-sdk-python version:
+- OS (and version):
+- Any other relevant environment details (e.g. Framework version, hosting service, etc.):
 
 ## Expected Behavior
-<!-- Tell us what should happen -->
+<!-- Describe what you expected to happen -->
 
 ## Current Behavior
-<!-- Tell us what happens instead of the expected behavior -->
+<!-- Describe what actually happened instead of the expected behavior -->
 
 ## Steps to Reproduce
-<!-- Provide a link to a live example, or an unambigeous set of steps to -->
-1.
-1.
-1.
+<!-- Provide a link to a live example or a clear set of steps to reproduce the issue.
+     If possible, provide minimal code (e.g. test code, a draft PR, or a link to a forked repository). -->
 1.
+2.
+3.
 
 ## Logs
-<!-- Provide logs if possible -->
+<!-- If possible, provide logs to help identify the issue -->
+
+## Additional Context (Optional)
+<!-- Add any other context or information that might be relevant to the issue.
+     For example, related issues, potential causes, or possible solutions. -->
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/documentation.md b/.github/ISSUE_TEMPLATE/documentation.md
index c8f44116..1266eb1c 100644
--- a/.github/ISSUE_TEMPLATE/documentation.md
+++ b/.github/ISSUE_TEMPLATE/documentation.md
@@ -1,8 +1,7 @@
 ---
 name: "Documentation"
 about: Report an issue related to README.md or https://line-bot-sdk-python.readthedocs.io
-labels: ''
-
+title: "Documentation Issue"
 ---
 
 ## Documentation
diff --git a/.github/ISSUE_TEMPLATE/feature_request.md b/.github/ISSUE_TEMPLATE/feature_request.md
index 62c1472f..fb201194 100644
--- a/.github/ISSUE_TEMPLATE/feature_request.md
+++ b/.github/ISSUE_TEMPLATE/feature_request.md
@@ -1,8 +1,7 @@
 ---
 name: Feature Request
 about: Suggest an idea for this project
-labels: enhancement
-
+title: 'Feature Request'
 ---
 
 ## Do this before creating an issue
diff --git a/.github/ISSUE_TEMPLATE/questions.md b/.github/ISSUE_TEMPLATE/questions.md
index 8907324f..5a058f42 100644
--- a/.github/ISSUE_TEMPLATE/questions.md
+++ b/.github/ISSUE_TEMPLATE/questions.md
@@ -1,16 +1,44 @@
 ---
-name: Questions
-about: Ask questions related to the LINE Bot SDK.
-labels: question
-
+name: "Question Template"
+about: "Use this template to ask questions about usage or implementation of the line-bot-sdk-python."
+title: "Question"
 ---
 
-## Do this before creating an issue
-<!-- Delete this section before the submit -->
+<!--
+## Before Creating a Question Issue
+- Please check the [developer documentation](https://developers.line.biz/en/docs/) and [FAQ](https://developers.line.biz/en/faq/tags/messaging-api/) for answers to common questions.
+- Make sure your question hasn't already been asked in other Issues or the documentation.
+## This Is Not
+- A bug report. If you think you've found a bug, please use the "Bug Report" template.
+- A place to request new features. If you have a feature request, consider opening a "Feature Request" issue or PR.
+## When Creating a Question
+- Provide detailed information about your environment and context so we can better understand and answer your question.
+- Let us know what you've tried so far (e.g. searching docs, existing issues, etc.).
+-->
+
+## Have You Checked the Following?
+- [ ] [SDK Document](https://line-bot-sdk-python.readthedocs.io/en/latest/)
+- [ ] [Examples](https://github.com/line/line-bot-sdk-python/tree/master/examples/)
+- [ ] [Developer Documentation - LINE Developers](https://developers.line.biz/en/docs/)
+- [ ] [FAQ - LINE Developers](https://developers.line.biz/en/faq/tags/messaging-api/)
+
+## Summary of Your Question
+<!-- Provide a clear and concise description of what you want to know. -->
+
+## Details
+<!-- Provide any code snippets, relevant logs, or background details that will help us understand your question better. -->
 
-- Check our [developers documentation](https://developers.line.biz/en/docs/messaging-api/), [FAQ](https://developers.line.biz/en/faq/), and [developers community](https://www.line-community.me/questions) for more information on LINE bots and the Messaging API
+## What You've Tried
+<!-- Let us know any steps you've already taken to answer your own question, 
+     such as searching in documentation or checking existing issues. -->
 
-## When creating an issue
-<!-- Delete this section before the submit -->
+## Your Environment
+<!-- For example:
+- Python version:
+- line-bot-sdk-python version:
+- OS (and version):
+- Any other relevant environment details (e.g. Framework version, hosting service, etc.):
+-->
 
-- Make sure your issue is **related to** the LINE Bot SDK. For general questions about LINE bots, please ask in https://www.linebiz.com/contact/
+## Additional Context (Optional)
+<!-- Add any other context, possible considerations, or related links here. -->
diff --git a/.github/workflows/close-issue.yml b/.github/workflows/close-issue.yml
index ac4701ee..e9c006b8 100644
--- a/.github/workflows/close-issue.yml
+++ b/.github/workflows/close-issue.yml
@@ -19,7 +19,7 @@ jobs:
           days-before-issue-close: 0
           stale-issue-label: "no-activity"
           close-issue-message: "This issue was closed because it has been inactive for 14 days."
-          exempt-issue-labels: "bug,enhancement,keep"
+          exempt-issue-labels: "bug,enhancement,keep,untriaged"
           days-before-pr-stale: -1
           days-before-pr-close: 14
           stale-pr-label: "no-activity"
diff --git a/.github/workflows/label-issue.yml b/.github/workflows/label-issue.yml
new file mode 100644
index 00000000..a440f781
--- /dev/null
+++ b/.github/workflows/label-issue.yml
@@ -0,0 +1,32 @@
+name: Label issue
+
+on:
+  issues:
+    types:
+      - opened
+      - reopened
+      - closed
+
+jobs:
+  label-issues:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - name: Add label on issue open
+        if: github.event.action == 'opened' || github.event.action == 'reopened'
+        run: |
+          gh issue edit ${{ github.event.issue.number }} \
+            --add-label "untriaged" \
+        env:
+          GH_TOKEN: ${{ github.token }}
+
+      - name: Remove label on issue close
+        if: github.event.action == 'closed'
+        run: |
+          gh issue edit ${{ github.event.issue.number }} \
+            --remove-label "untriaged"
+        env:
+          GH_TOKEN: ${{ github.token }}