Bank of Japan Governor Ueda and Japan finance minister Kato comments here:

The dribble lower for USD/JPY matched up with the timing but I don't see too much of note in the remarks. If anything, Ueda's comments on JGBs are likely bearish yen at the margin. Given the big move overnight though, priced in is apt:

usdyen Bank of Japan Governor Ueda 28 May 2025 jgb yield 2
Source: Forex Live