Terms of Use

Effective: June 1, 2025

By using Kurashi Tools (“this site”), you agree to these terms.

Use of the service

All tools on this site are free to use and require no registration.

No warranty

We work to keep the tools accurate, but we do not guarantee that any result is correct, complete or up to date. Calculations involving Japanese tax, social insurance and labor law are simplified estimates and are not professional advice. This site accepts no liability for loss or damage arising from use of the tools or reliance on their results.

Prohibited conduct

• Interfering with the operation of this site.
• Reproducing or republishing content from this site without permission.
• Any other conduct this site considers inappropriate.

Changes and discontinuation

This site may change or discontinue any part of the service without prior notice.

Changes to these terms

These terms may be revised as needed. Revised terms take effect when they are published on this page.

Governing language

These terms are provided in Japanese and English. If the two versions differ, the Japanese version prevails.