7月31日电，日本央行行长植田和男发表讲话之际，日本国债期货涨幅扩大，日元兑美元涨幅收窄。

Group 1 - The Bank of Japan Governor Ueda Kazuo's speech led to an increase in Japanese government bond futures [1] - The Japanese yen's appreciation against the US dollar has slowed down following the speech [1]