Disclaimer
How to treat the results of DayCal, and notes on using this site.
About the results
The results of DayCal (“this site”) are estimates based on the values you enter and commonly used formulas. We do not guarantee that they are accurate, complete or up to date.
For deadlines, contracts and other important decisions, always check the original documents or ask a professional.
Liability
This site is not liable for any damage arising from using, or being unable to use, this site.
The content of this site may be changed, suspended or discontinued without notice.
Links
You are welcome to link to this site, including links that contain calculation conditions.
Copyright
The text, images and programs on this site belong to this site. Reproduction beyond what the law allows as quotation is prohibited.
Language
This site is operated in Japan. If the English and Japanese versions differ, the Japanese version prevails.
Effective: October 8, 2026