Terms of Service

1. Scope

These Terms govern your use of the website service "passnote.app (IT Passport Practice Notes)" (the "Service"), operated by Zhang Shifeng ("we", "us"). By using the Service you agree to these Terms.

2. Account

1. Some features require sign-in via email or Google account.
2. You are responsible for safeguarding your account credentials and may not share them with third parties.
3. You may delete your account at any time. Data handling on deletion is described in the Privacy Policy.

3. Paid plans and billing

1. The Service offers a free plan and a Pro membership (¥980/month).
2. Pro billing is processed by Stripe.
3. New Pro subscriptions include a 3-day free trial. Cancelling during the trial avoids any charge.
4. Unless cancelled, the subscription renews automatically each month after the trial.
5. You can cancel any time from the account page. No prorated refund is given on cancellation, but Pro access continues to the end of the current billing period.
6. Prices and plan contents may change with prior notice.

4. Prohibited conduct

You must not:

• Violate laws or public order
• Infringe IP, privacy, or other rights of us or third parties
• Reproduce, redistribute, or republish Service content (questions, AI explanations) without permission
• Scrape, mass-access, or reverse-engineer the Service
• Impersonate another user or third party
• Disrupt the operation of the Service

5. Intellectual property

1. The Service's source code, design, logos, and AI explanations are owned by us or rightful holders.
2. The original past-exam content is copyright Information-technology Promotion Agency, Japan (IPA), used by us within IPA's permitted scope.

6. Disclaimer

1. We make no warranty regarding the Service (including the accuracy of AI explanations). Final study and exam decisions are your own responsibility.
2. We are not liable for damages from interruption, change, or unavailability of the Service except in cases of our intent or gross negligence.
3. Third-party services we link or integrate with (Stripe, Supabase, Google AI Gateway, etc.) are governed by their own terms.

7. Service changes / termination

We may change, suspend, or terminate the Service with or without prior notice.

8. Changes to these Terms

We may revise these Terms at any time. Material changes will be announced on the Service. Continued use after changes constitutes acceptance.

9. Governing law and jurisdiction

These Terms are governed by Japanese law. Disputes will be subject to the exclusive jurisdiction of the district court covering our principal place of business as the court of first instance.

10. Contact

Reach us at f.shera.09@gmail.com.