Yes, the FAQ tab above, top right, should help
https://en.numista.com/help/index.php
then within there is also this
https://en.numista.com/numisdoc/
which includes the section
Dates & calendars (7)
for identifying some coins -
- Burmese (Myanmar) / Ethiopian / Hebrew / Islamic / Japanese / Persian / Thai
Example: https://en.numista.com/numisdoc/calendar-japanese-34.html