S3のIAMポリシーで特定のフォルダだけ見れるようにする

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Action": [
                "s3:*"
            ],
            "Effect": "Allow",
            "Resource": ["arn:aws:s3:::{バケット名}/{フォルダ名}/*"]
        },
        {
            "Action": [
                "s3:ListBucket",
                "s3:GetBucketLocation"
            ],
            "Effect": "Allow",
            "Resource": ["arn:aws:s3:::{バケット名}"],
            "Condition": {
                "StringLike": {
                    "s3:prefix": "{フォルダ名}/*"
                }
            }
        },
        {
            "Action": [
                "s3:ListAllMyBuckets",
                "s3:GetBucketLocation"
            ],
            "Effect": "Allow",
            "Resource": ["arn:aws:s3:::*"]
        },
        {
            "Action": [
                "s3:ListBucket",
                "s3:GetBucketLocation"
            ],
            "Effect": "Allow",
            "Resource": ["arn:aws:s3:::{バケット名}"],
            "Condition": {
                "StringEquals": {
                    "s3:prefix": [""]
                }
            }
        },
        {
            "Action": [
                "s3:ListBucket",
                "s3:GetBucketLocation"
            ],
            "Effect": "Allow",
            "Resource": ["arn:aws:s3:::{バケット名}"],
            "Condition": {
                "Null": {
                    "s3:prefix": "true"
                }
            }
        }
    ]
}