According to HKET, RTHK and FTNN, Japanese stocks extended losses in afternoon trade, with the Nikkei 225 at 64,266.36 as of 04:32 UTC, down 650.34 points or 1.00%. The index fell more than 1,000 points in the morning session to a low of 63,894. As of 04:33 UTC, SoftBank Group was down 5.68% and Tokyo Electron was down 1.01%.

Seoul's KOSPI deepened its decline, standing at 5,533.98 as of 04:32 UTC, down 234.03 points or 4.06%, as investors reassessed the outlook for artificial intelligence (AI) investment amid rising global bond yields. As of 04:33 UTC, Samsung Electronics was down 3.33% and SK Hynix was down 4.78%. Data center infrastructure company Elice fell more than 32% at one point on its KOSDAQ debut, against an IPO price of 90,500 won.

Hong Kong stocks resumed trading after the Chung Yeung holiday, with the Hang Seng Index opening 196 points lower and ending the morning session down 229 points at 23,956, below the 24,000 mark, on turnover of HK$102.08 billion. The Hang Seng Tech Index fell 1.2% to 4,058. Lenovo fell more than 7%, CATL dropped more than 6% and Alibaba lost 3%. Sunny Optical rose 4% against the trend on strong iPhone Duo preorder demand, while CNOOC gained 2% and Xiaomi added more than 1%.

Taiwan's TAIEX opened lower and turned positive several times before slipping again, standing at 46,423.77 as of 04:32 UTC, down 398.31 points or 0.85%. As of 04:33 UTC, TSMC was at NT$2,405, down 0.62%.

In mainland China, the Shanghai Composite ended the morning session at 3,727.75, down 0.08%, while the Shenzhen Component rose 0.18% to 11,838.88 and the CSI 300 fell 0.51% to 4,153.11.