日本語

Terms of Service

SignCascade UD
Last Updated: April 30, 2026

1. Introduction

These Terms of Service (the "Terms") govern the use of services provided by SignCascade UD (the "Service Provider", "we", "us"). Users (the "User", "you") must read these Terms carefully before using our services. By using the Service, you are deemed to have agreed to these Terms.

1.1 Services Covered by These Terms

These Terms apply to the following services:

2. Service Content

Our services provide applications and web services based on universal design principles, aimed at learning and support.

2.1 Free Features

Each service includes features that can be used for free. The specific scope of free features varies by app/service - please refer to each service's description.

2.2 Subscription Plans

Some services offer monthly or yearly auto-renewable subscriptions.

For specific subscription product details and prices, please refer to the in-app purchase screen or the Specified Commercial Transactions Act Notice page.

2.3 Paid Features (Lifetime Plans)

For lifetime plans (one-time purchase, permanent use), you can use the relevant features continuously by paying the price displayed on the purchase screen of each app once.

The features, pricing, and other terms of our Service may be changed for service improvement and operational reasons. Important changes will be notified within the app or on our website.

3. Formation of Service Agreement

A service agreement based on these Terms is formed between us and the User when the User downloads, installs, or starts using our Service.

For the purchase of paid features, a purchase agreement is formed when the User completes the purchase procedure on the payment screen of Google Play Store.

4. Payment Terms

4.1 Payment Methods

Payment for paid features is processed through Google Play Store (Google Play billing). Available payment methods follow Google Play Store regulations.

4.2 Payment Processing

We do not directly obtain or store your credit card numbers, bank account information, or other payment information. This information is managed under the responsibility of Google Play Store.

4.3 Pricing

The prices of paid features are listed on the purchase screen of each app or on the Specified Commercial Transactions Act Notice page. Prices are displayed inclusive of tax.

5. Refunds and Cancellation

Due to the nature of the products (digital content / in-app purchases), we generally cannot accept refunds for purchases that have been completed at the User's convenience.

If you wish to request a refund, please follow Google Play Store's refund policy.

If you cannot use the intended functions due to a serious malfunction of the app, please contact contact@signcascade-ud.com. We will check the situation and respond in good faith.

5.1 Service Suspension and Withdrawal

To stop using our Service, please uninstall the app from your device. Uninstallation will delete learning progress data and other information stored on the device.

6. Prohibited Acts

Users must not engage in the following acts when using our Service:

  1. Acts that violate laws or public order and morals
  2. Acts related to criminal activities
  3. Acts that may interfere with the operation of our Service
  4. Acts that infringe on the intellectual property rights, image rights, privacy rights, honor, or other rights or interests of other Users or third parties
  5. Unauthorized copying, modification, reverse engineering, or analysis of our Service's source code or content
  6. Using all or part of our Service for commercial purposes without our prior consent
  7. Unauthorized acquisition or use of IDs / authentication information for accessing our Service
  8. Using information obtained through our Service for purposes other than originally intended
  9. Other acts deemed inappropriate by us

7. Intellectual Property Rights

Copyright, trademark rights, and other intellectual property rights related to our Service and its content (questions, explanations, term data, logos, icons, etc.) belong to us or legitimate rights holders.

Users may not reproduce, reprint, distribute, modify, or sell this content without our prior written permission.

8. Disclaimer

We strive to provide accurate and up-to-date information about the content and functionality of our Service, but we do not guarantee its accuracy, completeness, usefulness, or suitability for specific purposes.

Our Service is intended for preparation for qualification exams such as the IT Passport exam, but does not guarantee passing the exam. Please be sure to check the latest exam information from official sources.

We are not liable for any damages arising from the use or inability to use our Service, except in cases of intentional or gross negligence on our part.

8.1 Service Suspension and Interruption

We may suspend or interrupt all or part of the Service without prior notice in the following cases:

9. Changes and Termination of Service

We may change the content of our Service or terminate its provision after giving prior notice to Users. In case of termination, we will announce on our website or within the app for a reasonable period in advance.

10. Changes to These Terms

We may change these Terms as necessary. Important changes will be notified within the app or on our website. If you continue to use our Service after such changes, you are deemed to have agreed to the changed Terms.

11. Use by Children

Our Service is intended for users aged 13 and over. If a child under 13 uses our Service, please use it under the consent and supervision of a guardian.

For purchases of paid features, minors must obtain consent from their guardian before making the purchase.

12. Governing Law and Jurisdiction

The interpretation and application of these Terms shall be governed by Japanese law.

For any disputes arising in connection with our Service, the court having jurisdiction over our location shall be the exclusive court of agreement of the first instance.

13. Contact

SignCascade UD

Inquiries

Email: contact@signcascade-ud.com