To analyze the currency pair THB/JPY we must take into account that we compare the value of THB with that of JPY , that is, today we need 3.98500 THB/JPY to be able to have a THB/JPY in our possession.
In this case, the base currency or transaction currency is THB and on the other hand, JPY is considered the counter currency (although it can also be called the quote currency).
The value of this currency pair has been changing in the last hours and the data it has left us has been a minimum price of 3.97930 and a maximum price of 4.00780 with a variation of -0.01720, that is, a percentage variation of -0.43000%.