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Tokyo's titans of innovation

Tokyo is a spellbinding metropolis, with buildings and streets packed with a dazzling array of technology, from toilets that talk to driver-less trains.

Over 13 million people live and work in the city that will host the 2020 Olympics.

Here, CNBC takes a look at eight companies based in the city which have used technology and innovation to entertain, educate and improve our lives.

By Anmar Frangoul, special to CNBC.com

sack | E+ | Getty Images