Skip to content
y-app

About y-app

The y-app websites are operated at the following URLs:

These websites publish apps and services, open-source software (OSS), and blog posts about software development created by y-app (Koichi Yamamoto).

Contact

Section titled “Contact”

For inquiries about apps, services, OSS, and other software, text, images, videos, and related materials published by us, please contact us using the email address or accounts below.

Section titled “Copyright”

Except for works owned by other copyright holders, copyright in the software, text, images, videos, and related materials we publish belongs to y-app (Koichi Yamamoto). Data used in apps or services, and text quoted from other websites, remain the copyright of their respective authors.

If you wish to use images we publish (especially photographs) for any purpose other than viewing our websites, please contact us using the details listed under Contact. Please do not copy images without permission and upload them to other websites or social media, or use them in television programs, YouTube videos, or similar media.

Disclaimer

Section titled “Disclaimer”

We strive to provide information that is as accurate as possible, but we do not guarantee its accuracy or safety.

Software, text, images, videos, and related materials that we publish through app stores, GitHub, this website, and other channels are provided by the copyright holder “as is,” without warranties of any kind, express or implied, including but not limited to implied warranties of merchantability and fitness for a particular purpose.

We accept no liability and will provide no compensation for any direct, indirect, incidental, special, punitive, or consequential damages arising from the use, reproduction, or distribution of software, text, images, videos, and related materials we create (including but not limited to procurement of substitute goods or services, loss of use, loss of data, loss of profits, or business interruption).