Subscribe for more car videos: Triple Formula One World Champion and Infiniti Red Bull Racing driver Sebastian Vettel kicked off his Japanese Grand Prix weekend by greeting thousands of adoring Japanese fans during a special event at the Infiniti and Nissan Japanese headquarters in Yokohama. As part of a packed day, he also visited an amusement arcade in Shibuya for TV filming, spoke about his expectations for the Japanese Grand Prix and the year so far, answered questions from the audience and signed autographs and held briefings with the Chief Vehicle Engineer of the Infiniti Q30.