The Nikkei 225 index once rose by 4%, boosted by the optimistic sentiment over the situation in Iran and the rise in technology stocks.

The Nikkei 225 index in Japan surged 4% at one point during trading, reaching a new intraday high. The market reopened after the holidays with hopes for a potential agreement between the United States and Iran to end the conflict. Semiconductor stocks led the gains, following the upward trend of US technology stocks.