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Terms of Service

Last updated: 19 July 2026 / Effective: 19 July 2026
Reference translation. This is a courtesy translation of 利用規約. The Japanese version is the binding agreement; if the two differ, the Japanese governs.

These Terms of Service ("Terms") govern use of Ninvo ("the Service"), provided by Radiance International Co., Ltd. ("we", "us"). By applying for the Service you are deemed to have agreed to all of these Terms.

Article 1 (Application)

  1. These Terms apply to all dealings between us and the customer concerning the Service.
  2. These Terms constitute standard terms of contract under Article 548-2 of the Civil Code.
  3. Any separate rules or guidelines we publish for the Service form part of these Terms. Where they conflict, the separate rules prevail.

Article 2 (Definitions)

  1. "Customer" means a business that agrees to these Terms and uses the Service. The Service is intended for businesses and is not offered for consumer use.
  2. "Invoice data" means invoice files the customer sends to the Service and the information read from them.
  3. "Linked spreadsheet" means a spreadsheet held in the customer's own Google account and connected to the Service.

Article 3 (Formation of contract)

  1. The contract is formed when the customer applies by the method we specify and we accept that application.
  2. We may decline an application where the customer has previously breached these Terms, where the application contains false information, or where we otherwise reasonably consider it inappropriate.

Article 4 (Free trial)

  1. We provide a 30-day free trial.
  2. No fees arise during the trial, and no credit card registration is required.
  3. If the customer cancels during the trial, no charge arises at all.
  4. After the trial ends, billing begins only if the customer agrees to move to a paid plan. We will never convert a trial to a paid plan automatically without the customer's explicit consent.

Article 5 (What the Service does)

In relation to supplier invoices the customer receives, the Service principally provides:

  1. Automatic reading of invoice files (PDF and images)
  2. Reflecting what is read into the linked spreadsheet, and maintaining an invoice log
  3. Detecting and notifying unit-price increases, duplicate billing, unusually large invoices and new suppliers
  4. Drafting reorder emails (sent only after the customer approves them)
  5. Notifications when the inventory situation changes, and periodic summaries (daily delivery on request)
  6. A monthly operations report
  7. Retention of invoices under the Electronic Bookkeeping Act

Article 6 (Customer environment and cooperation)

  1. Use of the Service requires a Google account and an internet connection, at the customer's cost.
  2. The customer grants us access to the linked spreadsheet to the extent needed to provide the Service.
  3. The customer warrants that it is entitled to provide us with the invoice data it sends.

Article 7 (Fees and payment)

  1. Fees for the Service are:
    Starter — ¥15,000/month (¥16,500 incl. tax)
    Growth — ¥30,000/month (¥33,000 incl. tax)
    Pro — by consultation
    No per-invoice charges. Plans differ by the features and level of support included.
    Shown excluding and including consumption tax (10%).
  2. We issue an invoice on the 1st of each month for that month; payment is due by the last day of the same month.
  3. Payment is by bank transfer; transfer fees are borne by the customer.
  4. Plans differ by the features and level of support included. If your usage no longer fits your current plan, we will discuss a plan change. We will not suspend the Service without prior notice. There is no charge or limit based on the number of invoices processed.
  5. Late payment may attract default interest at 14.6% per annum.

Article 8 (Term and renewal)

  1. The contract runs in one-month periods with no fixed overall term.
  2. It renews automatically each month unless the customer cancels. There is no minimum term.

Article 9 (Cancellation)

  1. The customer may cancel at any time by emailing the address we specify. There is no cancellation fee.
  2. Cancellation takes effect at the end of the month in which the customer notifies us, and no fees arise for any subsequent month. No advance notice period is required.
  3. Fees for a month in which the Service has already been provided are not refundable.
  4. After cancellation the linked spreadsheet remains the customer's property and stays available. Our access is revoked at the same time.

Article 10 (Data)

  1. Handling of customer data is governed by our Data Protection Policy.
  2. The inventory table and invoice log are stored in the customer's own Google account.
  3. Invoice data is retained for seven years under the Electronic Bookkeeping Act. This is a statutory duty distinct from other information and continues after the contract ends until the period expires.
  4. We do not sell customer data, and do not use it to train AI models.

Article 11 (Confidentiality)

  1. Neither party may disclose the other's confidential information to a third party without the other's prior written consent.
  2. This obligation survives for three years after the contract ends.
  3. It does not apply where disclosure is required by law or by a public authority.

Article 12 (Intellectual property)

  1. Intellectual property in the Service and its related software and documentation belongs to us or to the rightful owner.
  2. Rights in the invoice data the customer sends, and in the results of reading it, belong to the customer.

Article 13 (Prohibited conduct)

The customer must not:

  1. Act unlawfully or contrary to public order and morals
  2. Reverse engineer, decompile or otherwise analyse the Service
  3. Resell, lend or let a third party use the Service, unless we have agreed in writing in advance
  4. Place an excessive load on our servers or network
  5. Share upload URLs or other credentials with third parties
  6. Do anything else we reasonably consider inappropriate

Article 14 (Changes, suspension and discontinuation)

  1. We may suspend all or part of the Service temporarily for maintenance, fault response or other unavoidable reasons. Except in emergencies we will notify the customer beforehand.
  2. We may change the content of the Service. Where a change materially disadvantages the customer we will give 30 days' notice.
  3. If we discontinue the Service we will give three months' notice, together with how and by when the customer can extract their data.

Article 15 (Disclaimers)

Given the nature of the Service, please note the following.

  1. Reading accuracy. The Service reads invoices automatically but does not guarantee complete accuracy. Layout, image quality and content can produce misreadings. Please check what has been read before relying on it for an important decision.
  2. Not tax, accounting or legal advice. The Service extracts qualified invoice registration numbers and retains records under the Electronic Bookkeeping Act, but it does not provide tax, accounting or legal advice. Responsibility for tax filings, for claiming input tax credit, and for retaining books and records remains with the customer. Please consult a licensed tax accountant on your specific position.
  3. Nature of inventory figures. Inventory information held by the Service is derived from purchase invoices only and does not reflect sales. Quantities and suggested reorder timing are therefore not a substitute for a physical stocktake.
  4. Notifications. We do not guarantee delivery of notifications by email, LINE or otherwise.
  5. External services. We are not liable where the Service is unavailable due to failure, change or discontinuation of external services such as Google or Anthropic.

Article 16 (Limitation of liability)

  1. Our total liability to the customer is capped at the total fees paid by the customer in the 12 months preceding the event giving rise to the loss.
  2. We are not liable for lost profits, lost business opportunity, or other indirect, special or consequential loss.
  3. The preceding two paragraphs do not apply where we have acted with intent or gross negligence.

Article 17 (Exclusion of antisocial forces)

  1. Each party represents and warrants that it is not, and will not become, an organised crime group, a member or quasi-member of one, a related enterprise, a corporate racketeer or any equivalent party.
  2. If a party breaches the preceding paragraph, the other may terminate immediately without notice.
  3. A party terminated under the preceding paragraph may not claim damages arising from that termination.

Article 18 (Changes to these Terms)

  1. We may amend these Terms in accordance with Article 548-4 of the Civil Code.
  2. We will publish the amended content and its effective date on this website, or notify it by email, at least 30 days beforehand.
  3. A customer who does not accept the change may cancel before the effective date.

Article 19 (Governing law and jurisdiction)

  1. These Terms are governed by Japanese law.
  2. The Tokyo District Court has exclusive jurisdiction as court of first instance over any dispute concerning the Service.
Questions about these Terms: support@ninvo.jp.
Related: Act on Specified Commercial Transactions / Data Protection Policy / Company