The 2015 Tokyo Motor Show, one of the premier events for the global auto industry, kicked off on Thursday. And the focus for many Japanese automakers this time around appears to be on eco-friendly vehicles and stylish luxury cars.

It's been 3-and-a-half years since the leaders of Japan and South Korea held a summit. But every year, people in Osaka have celebrated the history of friendly relations between the countries.

NHK's Aki Shibuya went to the "Wasso" festival on Sunday to see how residents of the city have preserved a legacy of neighborly hospitality.