Japan Qualified Invoice Issuers (Corporations)

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io.github.mk-career-planning/jp-invoice-registryv0.1.0

Japan NTA qualified invoice issuer status of corporations by T-number. Records daily changes.

Legal & Government Finance & Payments

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https://jp-invoice-registry-production.mk-career-planning.workers.dev/mcp

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catalog Read-only

List the tools of this server with prices, data sources, licensing, daily limits and data freshness.

This tool takes no arguments.

Tools (4)

catalog

List the tools of this server with prices, data sources, licensing, daily limits and data freshness.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {}
}

get_receipt

Re-fetch the stored result of a settled paid call by its receipt_id, for when the response was lost after payment. Free. Unknown or unsettled receipt ids return RECEIPT_NOT_FOUND. Results are kept for 90 days after settlement.

read-only

Argument	Type	Description
receipt_id*	string	The receipt_id returned with a paid result ("rcpt_" + 64 hex characters).

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "receipt_id"
  ],
  "properties": {
    "receipt_id": {
      "type": "string",
      "maxLength": 80,
      "minLength": 1,
      "description": "The receipt_id returned with a paid result (\"rcpt_\" + 64 hex characters)."
    }
  }
}

invoice_registration_changes

Which Japanese corporations were newly registered as qualified invoice issuers, had their published details changed, or had their registration cancelled or expired, in NTA's daily difference files since a date? From this service's own record of the files it read (NTA keeps them 40 business days). Each change has the file date, observed_at, the event type and the dates as published. Corporations only. Free window: last 30 days; page with next_cursor.

read-only

Argument	Type	Description
limit	integer	Maximum number of changes, 1-500 (default 100)
since*	string	ISO 8601 date or date-time with time zone, e.g. 2026-10-01; changes in difference files created on or after that date
cursor	string	next_cursor from a previous answer, to read the next page
event_type	string	Optional filter: registered, details_changed, expired, cancelled, record_deleted or past_record

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "since"
  ],
  "properties": {
    "limit": {
      "type": "integer",
      "maximum": 500,
      "minimum": 1,
      "description": "Maximum number of changes, 1-500 (default 100)"
    },
    "since": {
      "type": "string",
      "maxLength": 40,
      "description": "ISO 8601 date or date-time with time zone, e.g. 2026-10-01; changes in difference files created on or after that date"
    },
    "cursor": {
      "type": "string",
      "maxLength": 40,
      "description": "next_cursor from a previous answer, to read the next page"
    },
    "event_type": {
      "enum": [
        "registered",
        "details_changed",
        "expired",
        "cancelled",
        "record_deleted",
        "past_record"
      ],
      "type": "string",
      "description": "Optional filter: registered, details_changed, expired, cancelled, record_deleted or past_record"
    }
  }
}

invoice_registration_lookup

Is this Japanese corporation a registered qualified invoice issuer, since when, and was it cancelled or did it expire? Give number (T1000020109142) or corporate_number (13 digits); the check digit is validated. Returns listed, expired (cancellation or expiry date passed) or unknown, with NTA's published dates, the difference file used, fetched_at and recorded changes. Corporations only. A number not seen in the recorded files is unknown, never 'not registered'.

read-only

Argument	Type	Description
number	string	Registration number: T followed by 13 digits, e.g. T1000020109142 (width, spaces and hyphens ignored)
corporate_number	string	Corporate number (houjin bangou), 13 digits, e.g. 1000020109142; looked up as T + the 13 digits

Input schema (JSON)

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "number": {
      "type": "string",
      "maxLength": 40,
      "description": "Registration number: T followed by 13 digits, e.g. T1000020109142 (width, spaces and hyphens ignored)"
    },
    "corporate_number": {
      "type": "string",
      "maxLength": 40,
      "description": "Corporate number (houjin bangou), 13 digits, e.g. 1000020109142; looked up as T + the 13 digits"
    }
  }
}