chore: Update issue templates

.github/ISSUE_TEMPLATE/bug-report---バグ報告.md

@@ -0,0 +1,39 @@
+---
+name: Bug report / バグ報告
+about: 'Bug: Create a report to help us improve'
+title: 'Bug: '
+labels: bug
+assignees: ''
+
+---
+
+## Describe the bug / 概要
+A clear and concise description of what the bug is.
+
+## To Reproduce / 再現方法
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+## Expected behavior / 期待される動作
+A clear and concise description of what you expected to happen.
+
+## Screenshots / スクリーンショット
+If applicable, add screenshots to help explain your problem.
+
+### Environments / 環境
+**Desktop (please complete the following information):**
+ - OS: [e.g. iOS]
+ - Browser [e.g. chrome, safari]
+ - Version [e.g. 22]
+
+**Smartphone (please complete the following information):**
+ - Device: [e.g. iPhone6]
+ - OS: [e.g. iOS8.1]
+ - Browser [e.g. stock browser, safari]
+ - Version [e.g. 22]
+
+## Additional context / 備考
+Add any other context about the problem here.