Last updated: June 28, 2026

Terms / Legal

This page summarizes basic information about source code use, brand usage, and the Keinage official website.

Source code use

Keinage source code may be used under the terms of the OSS license shown in the repository. Check that license for conditions on use, modification, and redistribution.

Self-hosted operations

When self-hosting Keinage, each operator is responsible for servers, databases, backups, security, updates, and handling user data.

Content and rights

Before registering images, videos, text, QR-code URLs, or other content, make sure you have the necessary rights and that the content does not infringe third-party rights or violate laws.

Trademarks and brand

The Keinage name, logos, official domains, and other brand assets are managed by the operator. If third parties use the source code to provide their own services or distributions, they must avoid displays that could be confused with official offerings.

Disclaimer

The operator does not guarantee that Keinage fits a specific purpose, is always available, has no defects, or always preserves data completely. To the extent permitted by law, the operator is not liable for damages arising from use or inability to use Keinage.

External links

The official website and documentation may include links to external sites. The operator is not responsible for the content, availability, or security of external sites.

Changes

The operator may update the official website, documentation, and this page as necessary. Important changes may be announced on the official website or repository.

Governing law

Matters related to this page are governed by the laws of Japan.

Contact

For inquiries, contact contact@keinage.com.

Operator Information

Operator: Hiroshi Araki
Email address: contact@keinage.com
Websites: Keinage: https://keinage.com / Operator: https://hiroshi.araki.tech
Repository: https://github.com/HiroshiARAKI/Keinage
License: Use of the source code is governed by the OSS license shown in the GitHub repository.
Trademarks and brand: The OSS license permits source code use, but does not permit use of Keinage names, logos, or displays that may be confused with official offerings.