TOKYO -- With Japan's first commercial quantum computer going into operation last month, more global competitors are entering the race to gain an advantage by mastering the next-generation technology, with Germany emerging as a strong contender.
In Kawasaki, a city in the Tokyo metropolitan area, sits a commercial quantum computer made by IBM at the Kawasaki Business Incubation Center. Toyota Motor, Hitachi and Toshiba are among the companies that are using the device.
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