Hana 花 · Forgeden

Terms of Use

Last updated: April 2026

1. Service Description

Hana 花 is a mobile application for learning Japanese, developed and published by Forgeden (14 Rue Haute, 89740 Quincerot, France). It offers a gamified learning experience: progressive vocabulary, spaced-repetition reviews, a virtual rewards system, and game mechanics.

The application is available on Android via the Google Play Store. It includes:

2. Acceptance of Terms

By creating an account or using the Hana application, you agree to be bound by these Terms of Use in full. If you do not accept these terms, you must stop using the application.

These terms apply to all users, whether they use an anonymous account or an email-based account.

Forgeden reserves the right to modify these terms at any time. Material changes will be communicated through the application. Continued use of the application after notification constitutes acceptance of the revised terms.

3. User Account

3.1 Account Creation

Hana offers two types of accounts:

3.2 User Responsibilities

Each user is responsible for:

Only one account per person is permitted. Creating multiple accounts to gain advantages is prohibited.

3.3 Account Deletion

Users may delete their account at any time through the Settings menu in the application, or by emailing support@forgeden.com (email accounts only). Full details are available in the Privacy Policy.

4. Acceptable Use

Use of the Hana application must be strictly personal and in compliance with these terms. The following are prohibited:

Any breach of these rules may result in immediate suspension or deletion of the account, without prior notice and without any right to compensation.

5. Virtual Currency — Flowers 🌸

📱 Mobile application

5.1 Definition

Flowers are the virtual currency of the Hana application. They are used to perform gacha draws and access certain features.

5.2 How to Earn Flowers

Flowers are earned exclusively within the application, through the following activities:

5.3 Value and Limitations

⚠️ Flowers have no real monetary value. They cannot be exchanged for money or any real-world goods, and cannot be transferred between accounts.

Forgeden reserves the right, at any time and without prior notice, to:

Upon account deletion, all flowers are permanently lost. No refund or compensation will be provided.

6. Gacha and Random Rewards

📱 Mobile application

The application features a random draw system (gacha) that allows users to obtain collection items (characters, themes, illustrations). A draw of 10 items costs 10 flowers.

6.1 Random Nature

The result of each draw is determined randomly according to probabilities set by Forgeden. No guarantee is given that the user will obtain any specific item.

6.2 No Acquired Rights

Items obtained through the gacha are digital cosmetic elements with no real monetary value. Users have no ownership rights over these elements; they remain the property of Forgeden.

Forgeden reserves the right to:

Such changes do not entitle users to any compensation.

7. Rewarded Video Advertisements

📱 Mobile application

The application optionally offers rewarded video ads provided by Google AdMob. In exchange for a complete viewing, the user receives a defined number of flowers.

7.1 Daily Limits

7.2 Conditional Reward

The reward is only credited after server-side validation of the viewing. In the event of a technical failure (network issue, Google AdMob service unavailability), the reward may not be credited. Forgeden will make best efforts to ensure attribution, but cannot guarantee the reward for every viewing in all circumstances.

7.3 Ad Content

Ads are selected by Google AdMob based on the user's consent settings. Forgeden is not responsible for the content of third-party advertisements displayed.

8. Account Suspension and Termination

8.1 Termination by the User

Users may stop using the application and delete their account at any time, free of charge. The procedure is described in section 3.3 above.

8.2 Suspension or Termination by Forgeden

Forgeden reserves the right to suspend or terminate, at any time and without prior notice, any account that has been subject to:

In the event of suspension for abuse, no compensation will be given for accumulated flowers or items.

8.3 End of Service

Forgeden reserves the right to shut down the application or certain features, with reasonable advance notice communicated through the application. The end of service does not entitle users to any compensation for virtual items held.

9. Limitation of Liability

The Hana application is provided "as is", without any warranty of any kind as to its permanent availability, accuracy, or suitability for a particular purpose.

Forgeden shall not be held liable for:

To the extent permitted by applicable law, Forgeden's total liability shall not exceed any amount paid by the user in the 12 months preceding the event in question. As of today, the application is entirely free of charge.

10. Intellectual Property

All content in the Hana application (texts, illustrations, logo, the name "Hana", graphics, design, characters, structure, sounds and music) is the exclusive property of Forgeden, unless otherwise expressly stated. Any reproduction, representation, modification, publication or transmission, in whole or in part, by any means, without prior written authorization from Forgeden, is strictly prohibited and may constitute an infringement punishable under applicable law.

Third-party trademarks and logos present in the application (Google Play, Google Firebase, AdMob, etc.) are the property of their respective owners.

Users are granted only a personal, non-transferable, non-exclusive right to use the application, limited to these terms.

11. Personal Data

The processing of personal data collected through use of the application is governed by Forgeden's Privacy Policy, accessible from the footer of this website and from the application's Settings.

12. Governing Law and Jurisdiction

These Terms of Use are governed by French law. In the event of a dispute, and failing an amicable resolution, the competent courts will be those within the jurisdiction of Forgeden's registered office.

For any dispute relating to a purchase (if applicable), the European Commission provides an online dispute resolution platform: ec.europa.eu/consumers/odr.

13. Contact

For any enquiries regarding these Terms of Use: