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► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs Japan's usage of drones for agriculture has increased hugely over recent years. 1 in 3 bowls of rice is sprayed by pesticides from drones. ► FT Business: http://bit.ly/1KUK08s ► FT World News: http://bit.ly/1Exp0iJ ► Flying Cars and Robots of 2015 http://bit.ly/1I9mtlB For more video content from the Financial Times, visit http://www.FT.com/video Twitter https://twitter.com/ftvideo Facebook https://www.facebook.com/financialtimes