Masashi Hirao gave a speech at PechaKucha Night (Vol.110) at @SuperDelux in Roppongi, Tokyo on January 22nd 2014 as one of the presenters.
For more details, please check out the PechaKucha Night webpage. 「PechaKucha Night」
There is no limit of the theme or participants.
Each participant shows 20 slides in the presentation, each slide has 20 seconds to explain.
PechaKucha Night carries out in more than 600 cities in the world now.