► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />Nintendo shares have risen 25% amid investor excitement about the popularity of recently launched Pokémon GO. Hannah Kuchler, San Francisco correspondent, tests the app and considers whether it will have a lasting effect on the Japanese company’s finances. <br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes