About Currencies. Where does the Foreign currencies rate source come from?
The source comes from IMF.org.
The "Rainbow-Link" updates the source file per day once.
The Updating is run automatically by the automatic program created by RainbowLink Inc..
Until the program can get the update file of that day, the program will check automatically the update once an hour from 0:00.
( 2020/July/17, 15:58:13, JST )
Search the FAQ DataBase