Basis for Reporting Ordinance Rate Setting The Bank of Japan announced on August 20, 2025, the reporting ordinance rates for September 2025 (Reiwa 7). These rates are exchange rates determined by the Minister of Finance based on Article 35, Paragraph 2 of the "Ordinance on Reporting Foreign Exchange Transactions," used for conversions between currencies other than U.S. currency and U.S. currency. They are officially established as Ministry of Finance announcements applicable during September 2025 (Reiwa 7).
Major Currency Conversion Rates Conversion rates for major currencies against the U.S. dollar are as follows: Japanese yen at 1 U.S. dollar per 147 yen, euro at 1.17 U.S. dollars per 1 euro, sterling pound at 1.35 U.S. dollars per 1 pound, Swiss franc at 1.25 U.S. dollars per 1 franc, and Canadian dollar at 0.731 U.S. dollars per 1 Canadian dollar. Among major Asian currencies, Chinese yuan is set at 0.140 U.S. dollars per 1 yuan and Korean won at 0.0725 U.S. dollars per 100 won.
Asia-Pacific Regional Currencies Major currency rates in the Asia-Pacific region include Australian dollar at 0.654 U.S. dollars per 1 dollar, New Zealand dollar at 0.600 U.S. dollars per 1 dollar, and Singapore dollar at 0.780 U.S. dollars per 1 dollar. Additionally, New Taiwan dollar is set at 3.41 U.S. dollars per 100 Taiwan dollars, Thai baht at 3.08 U.S. dollars per 100 baht, Indonesian rupiah at 0.00614 U.S. dollars per 100 rupiah, and Philippine peso at 0.0176 U.S. dollars per 1 peso.
Emerging and Resource Country Currencies and Application Rules Among emerging and resource country currencies, Brazilian real is set at 0.181 U.S. dollars per 1 real, Russian ruble at 0.0127 U.S. dollars per 1 ruble, South African rand at 0.0563 U.S. dollars per 1 rand, and Turkish lira at 0.0248 U.S. dollars per 1 lira. In the Middle East region, Saudi Arabian riyal is set at 0.267 U.S. dollars per 1 riyal and Kuwaiti dinar at 3.27 U.S. dollars per 1 dinar. For foreign currencies other than those listed above, market conditions of the respective foreign currency against U.S. currency (average of market rates during July 2025 Reiwa 7) apply.