Japan's Finance Minister plans to reveal a cooperation with Washington regarding currency market interventions aimed at arresting the yen's drastic decline to levels not seen in 40 years. Sources suggest that both nations have engaged in yen-buying strategies, marking their first collaborative effort since 2011. The operation is ongoing, as officials work to stabilize the currency.

Coordinated actions seen as joint effort to curb yen weakness

Japan and the U.S. may unveil a joint policy next week to defend the yen after record interventions in April and May.

Japan's Finance Minister plans to reveal a cooperation with Washington regarding currency market interventions aimed at arresting the yen's drastic decline to levels not seen in…