| Name | Type | Description | Notes |
|---|---|---|---|
| amount | Integer | The payment amount before tax, greater than or equal to 0, in the lowest denomination of the currency (e.g. cents for USD). | [default to null] |
| customer_name | String | Customer's name in half-width katakana, as registered at the bank. | [default to null] |
| bank_name | String | Name of the customer's bank. | [default to null] |
| bank_code | String | Optional 4-digit Zengin bank code. | [optional] [default to null] |
| branch_name | String | Name of the customer's bank branch. | [optional] [default to null] |
| branch_number | String | 3-digit branch number. | [default to null] |
| account_type | String | Type of the customer's bank account. | [default to null] |
| account_number | Integer | 7-digit bank account number to deposit the refund into. | [default to null] |
| include_payment_method_fee | Boolean | Whether the refund should include the original payment method fee. | [default to null] |
| description | String | Optional description or reason for this refund request. | [optional] [default to null] |
| platform_details | PlatformDetails | [optional] [default to null] |