Verify a Japan qualified-invoice-issuer registration number (インボイス登録番号, T + 13 digits) against the National Tax Agency registry — no OCR, registry only. Returns active/cancelled/not-found status, registration date, registered name, corporate number, the corporate registry record (address, active/closed), checksum validation, and an optional fuzzy name-match against &name=. Cheapest pre-payment counterparty check for Japanese invoices.

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