weak yen; depreciation of the yen
Refers to a state where the yen has lost value relative to other currencies, making imports more expensive and exports cheaper. Often contrasted with 円高 (えんだか, strong yen).
Antonyms: 円高
When the yen weakens, the prices of imported goods rise.
A rapid depreciation of the yen is a tailwind for exporting companies.
The yen has been depreciating further recently.
The yen suddenly became weak since last year.
It's unclear how long this weak yen will continue.
Import prices rose due to the effect of the weak yen.