Japanese shares tumbled at Friday's open, tracking a turbulent Wall Street session driven by tech-sector swings.
The Nikkei 225 fell 778.6 points or 1% to open at 71,587.71
Brent crude rebounded to nearly $75 on Thursday, ending a three-day losing streak, after a ship was hit in the Strait of Hormuz.
Elsewhere, in the U.S., the Federal Reserve's key inflation metric, the PCE price index, advanced 0.4% in May.