Imports key material into an existing AWS KMS customer master key(CMK) that was created without key material.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/kms/import-key-material.html
aws kms import-key-material --key-id 1234abcd-12ab-34cd-56ef-1234567890ab \ |
| Importing Key Material in AWS Key Management Service (AWS KMS) - AWS Key Management Service : http://docs.aws.amazon.com/kms/latest/developerguide/importing-keys-import-key-material.html |