Asian stocks extended gains on Friday, heading for weekly advances as chipmakers rebounded on strong Nvidia earnings.
However, uncertainty over US-Iran negotiations limited upside.
Japan's Nikkei 225 jumped over 2.5% to hover near record highs.
China's Shanghai Composite rose 0.5%, while Hong Kong's Hang Seng climbed 1.3%.
South Korea's KOSPI edged 0.2% higher, with Samsung shares falling 2% on union pay vote.
Oil prices rebounded as doubts persisted over Iran deal.
