For using SOUL / ALLOY
Last Updated: April 9, 2026
These terms may be changed without notice. Significant changes will be announced on the site.
SOUL/ALLOY is an online educational content site for learning elements, alloys, and materials science through diagnosis-style questions and character-based explanations. Diagnosis results are provided as an entry point for learning and entertainment, not as medical, clinical psychological, employment, evaluation, or educational screening tools.
Paid Learning Packs are digital educational materials that provide access to L2/L3 explanations, materials data, and learning-focused comparison/synthesis content. They are not standalone point sales, financial products, paid fortune-telling results, or physical goods requiring shipment.
SOUL / ALLOY (hereinafter 'the Service') is a personality diagnosis service combining metal properties with psychological frameworks. The Service is provided for educational and entertainment purposes.
The following actions are prohibited:
The Service provides detailed persona information in the following 3-layer structure:
Copyrights, trademarks, characters, images, audio, copy, diagnosis results, downloadable materials, and other intellectual property rights related to the Service belong to the developer or legitimate rights holders. SOUL/ALLOY original content is all rights reserved unless separately permitted in writing.
Third-party open data, psychological scales, libraries, and API services remain subject to their respective licenses or terms. Corporate use, API integration, redistribution, and merchandising require a separate paid agreement.
If you discover copyright infringement, please contact us with the following information:
We also respond to claims based on the DMCA (Digital Millennium Copyright Act).
These Terms shall be governed by the laws of Japan, and disputes regarding the Service shall be subject to the exclusive jurisdiction of the Tokyo District Court as the court of first instance.
Information about data and references used in this Service. For details, please see the Licenses page.
The personality diagnosis in this Service uses the following open-source psychology tests:
Material properties, price data, and element information are based on the following sources:
MBTI is a registered trademark of the Myers & Briggs Foundation. This Service is not an official MBTI assessment and uses an original diagnostic system based on open-source tests derived from Carl Jung's psychological typology.
SOUL/ALLOY original content is rights reserved. Portions derived from OEJTS, Mini-IPIP, OEPS, O*NET, Materials Project, and other third-party sources remain subject to their respective licenses.
UI libraries and dependency packages remain subject to their own open source licenses, such as MIT, Apache 2.0, and ISC.
For details, please see the Licenses page.
The Service handles the following information:
The Service may use the following third-party services. These services handle information according to their own privacy policies:
The Service uses cookies and local storage to improve user experience. You can disable cookies in your browser settings, but some features may be limited.
The Service implements appropriate technical and organizational measures to ensure the security of user data. However, due to the nature of internet communications, complete security cannot be guaranteed.
As a required baseline, users can review and delete stored data. The current scope is as follows:
This Service uses the following AI and machine learning services to create and provide content:
Used for code implementation and development support
Anthropic Terms of ServiceUsed for character voice generation. Only text data is sent to the API.
ElevenLabs Terms of ServiceContent generated by these AI services is subject to each service's terms of use.
This Service provides Google account login functionality:
The legal basis for processing personal data in this Service is as follows:
This Service uses the following third-party services, and some data may be transferred outside the EU/EEA:
These transfers are conducted based on EU Standard Contractual Clauses (SCC) or equivalent protective measures.
Personal data retention periods are as follows:
EU/EEA residents have the following rights regarding personal data processing:
You can withdraw your consent to personal data processing at any time:
Withdrawal does not affect the lawfulness of processing before withdrawal.
This Service performs automated decision-making and profiling as follows:
This Service is not intended for children under 13:
For paid features and support purchases, we may use external purchase or payment providers.
Please review the policy or purchase-page notice of the provider actually used for detailed processing terms and your rights.
This section applies from the payment feature launch date.
The Service is provided for educational and entertainment purposes.
For questions regarding these Terms or Privacy Policy, please contact us via our Discord community.
Discord Community