Tools
Simple tools working on browsers. The result may sometimes be wrong. Use them on your own risk.
- Demonstration of calendar calculations - Makes some calculations involving calendar, showing its formula.
The original version of this site is in Japanese(ja-JP). Translation may be wrong.
Created at: JST/UTC+09:00
Published at: JST/UTC+09:00
Simple tools working on browsers. The result may sometimes be wrong. Use them on your own risk.