Japanese and South Korean stock markets closed lower, with Korean stocks down 3.5% and SK Hynix falling around 7%.

TechFlow reported that on October 30, South Korea's KOSPI index closed down 209.62 points, falling 3.53% to 5728.04 points, with SK Hynix declining about 7% and Samsung Electronics dropping roughly 3%.

The Nikkei 225 index closed down 1369.36 points, a drop of 2.12%, ending at 63290.11 points, weighed down by electronics stocks.