A post by @FirstSquawk on X.

Japan’s finance minister flagged recent rapid and one-sided moves in foreign exchange markets, putting currency volatility back in focus for global investors. The warning signals heightened official sensitivity to sharp yen swings, though the headline did not include specific price levels, intervention thresholds or trading volumes. It matters because Japanese authorities have previously stepped in when moves looked disorderly, and verbal warnings can shift expectations for yen-linked assets and cross-border flows. Traders will watch upcoming yen levels, official follow-up comments and any signs of actual intervention for confirmation.