Terms of Use

Last updated: 2026-06-20

These terms govern use of the site. By using it, you agree to them.

Service

We provide educational information and learning features. Content may change or be interrupted without notice.

Keep your details accurate and your credentials secure. We may restrict use where abuse is suspected.

Content is owned by us or rightful owners. Reproduction beyond personal use without permission is prohibited.

No illegal use, infringement of others' rights, disruption of the service, or unauthorised access.

The site may be funded by ads/affiliates. Ads are labelled 'PR'.

We make no warranty of accuracy and accept no liability for loss from use. These terms are governed by the laws of Japan.