Describes the cause and action for error messages.
Error Message(English)：
how to cancel aws support
AWS Support - Frequently asked questions
https://aws.amazon.com/premiumsupport/faqs/
What is Amazon Web ...
https://aws.amazon.com/premiumsupport/faqs/#what-is
What level of architecture ...
https://aws.amazon.com/premiumsupport/faqs/#architecture-support
Why does my AWS Support ...
https://aws.amazon.com/premiumsupport/faqs/#ri-bill-spike
アカウントの解約 - AWS 請求情報とコスト管理 - Amazon.com
https://docs.aws.amazon.com/ja_jp/awsaccountbilling/latest/aboutv2/close-account.html
AWS サポート の使用開始 - AWS サポート - Amazon.com
https://docs.aws.amazon.com/ja_jp/awssupport/latest/user/getting-started.html
AWS サポートプランの特徴
https://docs.aws.amazon.com/ja_jp/awssupport/latest/user/getting-started.html#features
ケース管理
https://docs.aws.amazon.com/ja_jp/awssupport/latest/user/getting-started.html#case-management
AWS サポート へのアクセス
https://docs.aws.amazon.com/ja_jp/awssupport/latest/user/getting-started.html#accessing-support