The unit of the gold standard of Japan, which succeeded the silver stand- ard in 1897. There are multiples in gold as high as forty Yen, and the divisions are : 1 Yen equal to 100 Sen. 1 Sen equal to 10 Bin.
The former silver standard is demone- tized, the silver Yen of the previous issue being cut to half its former value.
Source: Frey's Dictionary (American Journal of Numismatics, Vol. 50, 1916)