The Nikkei 225 index received a boost from the strong performance of the Dow and NASDAQ 100. This positive trend was observed in the market, with investors reacting positively to the strength of these indices. The Nikkei 225 index benefited from this positive momentum, showing an increase in its value. Investors were encouraged by the strong performance of the Dow and NASDAQ 100, leading to a positive impact on the Nikkei 225 index.