To provide a reconciliation processor that conducts precise accounting allocation by reflecting an occurrence item other than a fixed occurrence item (for example, transfer charge ) regarding a difference between a pending reconciliation claim amount and a payment amount into a journal entry.SOLUTION: A reconciliation processor according to an embodiment comprises a master registering a fee candidate of a payment associated with its occurrence item for each customer, payment information incorporation means incorporating payment information from a customer, reconciliation processing means that conducts reconciliation of a pending reconciliation claim with the payment from the customer and if there is a difference and if it matches the fee candidate of the customer registered in the master conducts reconciliation, and journal entry generation means that generates a journal entry after the reconciliation and makes the difference an occurrence item corresponding to the fee candidate of the customer registered in the master.SELECTED DRAWING: Figure 1
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