Create a billing document linked to a contract. Amounts and status rules are validated on save.
Fields follow the Japanese Excel template mapping. Select a contract, then complete order references, dates, line items, tax, and bank details.
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Contract signed date is auto-filled from the selected contract and can be overridden.
Each line links to a Project (traceability). Line items map to Excel from row 22. 金額 equals 単価 (read-only).
小計
消費税額
合計
Bank block (B26–J32 in the template). Defaults match the standard Open Dev account; edit per client if needed.
Codes, status, billing period, FX, IDs, file link, and internal notes. Not shown on the Japanese client document.
UUIDs for integrations. Filled when you pick a contract.
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From 合計 minus paid.
Save invoice before generating files.