Dear Ree sann
Lets start with complete acutual data for August first.
On (c) Currency Exchange Report, we need to input actual exchange amount.
Exchange from THB ⇒ USD/JPY that is Buy USD and JPY, SELL THB.
On the other hand, Exchange From USD/JPY ⇒THB、
That is SELL USD and JPY and BUY THB.
I think you can get above information from Bank statement.
Kyoko Nigatani