Japan's current 11 digit phone numbers could run out by 2022, so it's making longer ones
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Japan's communication ministry is running out of country's 11-digit numbers could run out by 2022. So, it is planning to create 10 billion 14-digit phone numbers starting with "020", the prefix that Japan currently uses for the internet of things devices. Japan's 5G network will be launched in 2020 & the amount of connected device will increase, leading to pressure on the amount of numbers available.