Contents of CSV data

Item	Description
BillingGroupID	Billing group ID of the billing group.
BillingGroupName	Billing group name of the billing group.
CompanypName	Business name of the billing group.
CustomerID	Account ID of AWS account registered in the billing group.
CustomerName	Account name of the AWS account registered in the billing group.
ServiceType	Represents the type of service. One of Account, Product, or Service is displayed. Account... ACCOUNT_TOTAL of ServiceName. Product ... Indicates one of _SUPPORT_BUSINESS_JPY, _SUBSTITUTION_JPY, _TOTAL of ServiceName. Service ... Indicates the value of lineItem / ProductCode of CUR.
ServiceName	Represents the name of the service. _SUPPORT_BUSINESS_JPY ... AWS support costs (excl. Tax) set in the invoice settings of the billing group. _SUBSTITUTION_JPY ... The agency fee (excl. Tax) set in the invoice settings of the billing group. _TOTAL ... The total amount of BillingGroup ID (excluding tax). _ACCOUNT_TOTAL ... Total amount per customer ID (excluding tax). Other values ... AWS Cost and Usage Report (CUR) value of lineItem / ProductCode. Here is the reference.
Charge	Amount per ServiceName (excluding tax).
DiscountCharge	Discount amount (excluding tax).
DiscountCharge - TaxFree	Discount amount (excluding tax).
Tax	Tax. [DiscountCharge with ServiceName " _TOTAL" - TaxFree] * [Consumption tax rate set in invoice settings for billing group]
Total	Total amount of BillingGroup ID (tax included). [DiscountCharge with ServiceName "_TOTAL"] + [Tax]