It is highly likely that the 2 trillion yen buying in August reflected the market's expectations that Koizumi's victory will support the stock market, and that foreign buying could take a respite this month.
The stronger economic outlook is positive for the stock market and may encourage more fund inflows to Asian countries such as South Korea and Taiwan. Such flows are supporting the currencies.
The comment suggests the possibility they will raise rates further, supporting the peso. They will maintain the advantage of higher rates.