Equities in general across Asia but in Korea it's chips.
From Baha Breaking News, February 2:
Major stock indexes in the Asia-Pacific region traded lower during the afternoon session on Monday, with South Korea's Kospi Composite tumbling by more than 5% as Samsung Electronics lost 5.92% at 7:08 am CET, and SK Hynix nosedived by 8.14% at 7:09 am CET. Meanwhile, the market operator temporarily halted trading for the futures on the Kospi 200 index following the selloff.
Kospi dropped by 5.22% at 7:11 am CET, and Japan's Nikkei slipped by 0.99% at the same time. A minute later, Hong Kong's Hang Seng fell by 2.86%, while Australia's S&P/ASX 200 dipped by 1.02% at close. Meanwhile, in mainland China, the Shenzhen Composite declined by 1.46% at 7:13 am CET, while the Shanghai Composite decreased by 1.63% at 7:14 am CET.
The dollar traded flat against the yen, going for ¥154.7865 at 7:15 am CET.