Update issue templates

.github/ISSUE_TEMPLATE/------bug-report-ja--.md

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+---
+name: バグ報告 (Bug report(ja))
+about: 改善のためのレポートを作成します
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**バグについて**
+
+バグがどのようなものか明確かつ簡潔に記述してください。
+
+**再現方法**
+
+例: 動作の再現させる手順:
+
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+動作を再現できる最小の例(モデルファイルなど)がある場合は、このissueに添付してください。
+
+**期待する動作**
+
+期待する動作を明確かつ簡潔に記述してください。
+
+**スクリーンショット**
+
+ある場合は、問題の説明に役立つスクリーンショットを追加してください。
+
+**環境情報**
+
+ - OS: [e.g. `Windows 10`]
+ - UniVRM version: [e.g. `0.52.0`]
+
+**追加の状況・背景**
+
+この問題に関するその他の状況・背景など記載したい場合にここに記載してください。

.github/ISSUE_TEMPLATE/bug-report-------.md

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+---
+name: Bug report (バグ報告)
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+
+e.g. Steps to reproduce the behavior:
+
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+If there are some minimal examples(e.g. model files) to reproduce the behavior, please attach them to this issue.
+
+**Expected behavior**
+
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+
+If applicable, add screenshots to help explain your problem.
+
+**Environments (please complete the following information):**
+
+ - OS: [e.g. `Windows 10`]
+ - UniVRM version: [e.g. `0.52.0`]
+
+**Additional context**
+
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/bug-report-------en--.md

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+---
+name: Bug report (バグ報告(en))
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+
+e.g. Steps to reproduce the behavior:
+
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+If there are some minimal examples(e.g. model files) to reproduce the behavior, please attach them to this issue.
+
+**Expected behavior**
+
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+
+If applicable, add screenshots to help explain your problem.
+
+**Environments (please complete the following information):**
+
+ - OS: [e.g. `Windows 10`]
+ - UniVRM version: [e.g. `0.52.0`]
+
+**Additional context**
+
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,38 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**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**
+Add any other context about the problem here.