The World Exposition in Osaka has attracted more than 25 million visitors, according to an estimate released by organizers on Sunday, ahead of its closing the following day after a six-month run.At the closing ceremony for the event, in which 158 countries and regions participated, the flag of the Bureau International des Expositions, the Paris-based body that oversees world expos, will be handed to Saudi Arabia, the 2030 host.While daily visitors to the Osaka expo fell below 100,000 in the early months after its opening in April, the number surged in recent weeks to over 200,000 per day, f…READ FULL ARTICLE