RFinanceYJ-package      Japanese finance market from
                        Yahoo!-finance-Japan
quoteFXTsData           quote foreign exchange rate from
                        Yahoo!-finance-Japan
quoteFundTsData         quote Japanese investment trust fund from
                        Yahoo!-finance-Japan
quoteStockTsData        quote Japanese stock market from
                        Yahoo!-finance-Japan
quoteStockXtsData       quote Japanese stock market from
                        Yahoo!-finance-Japan
toXts                   convert to xts from DataFrame
