Japan Calls For More Regulations After Massive Cryptocurrencies Theft [Getty Images]

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TOKYO, JAPAN - JANUARY 29: The exchange rate of the NEM virtual currency against Japanese yen is seen on Coincheck's cryptocurrency wallet app in this arranged photograph on January 29, 2018 in Tokyo, Japan. The Financial Services Agency (FSA) of Japan said it issued an improvement order to Coincheck, one of Japanese cryptocurrency exchanges, on January 29, 2018 after NEM coins worth 58 billion yen (approx 655 million USD) were stolen from the exchange on Friday January 26, 2018. (Photo by Tomohiro Ohsumi/Getty Images)

The Bitcoin logo, bottom, is displayed on the window of the 23 cafe in Taipei, Taiwan, on Friday, Jan. 26, 2018. The half a billion dollar theft in Japan on the Coincheck Exchange could be a cautionary tale for Taiwan, which has been looking to possibly fill the cryptocurrency void in Asia following the crackdowns in China and South Korea. Photographer: Billy H.C. Kwok/Bloomberg via Getty Images

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TOKYO, JAPAN - JANUARY 29: The building housing the Coincheck headquarters is seen on January 29, 2018 in Tokyo, Japan. The Financial Services Agency (FSA) of Japan said it issued an improvement order to Coincheck, one of Japanese cryptocurrency exchanges, on January 29, 2018 after NEM coins worth 58 billion yen (approx 655 million USD) were stolen from the exchange on Friday January 26, 2018. (Photo by Tomohiro Ohsumi/Getty Images)

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TOKYO, JAPAN - JANUARY 29: Exchange rates of virtual currencies including the NEM coin against Japanese yen are seen on Coincheck's cryptocurrency wallet app in this arranged photograph on January 29, 2018 in Tokyo, Japan. The Financial Services Agency (FSA) of Japan said it issued an improvement order to Coincheck, one of Japanese cryptocurrency exchanges, on January 29, 2018 after NEM coins worth 58 billion yen (approx 655 million USD) were stolen from the exchange on Friday January 26, 2018. (Photo by Tomohiro Ohsumi/Getty Images)

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TOKYO, JAPAN - JANUARY 29: A chart of the NEM virtual currency against Japanese yen is seen on Coincheck's cryptocurrency wallet app in this arranged photograph on January 29, 2018 in Tokyo, Japan. The Financial Services Agency (FSA) of Japan said it issued an improvement order to Coincheck, one of Japanese cryptocurrency exchanges, on January 29, 2018 after NEM coins worth 58 billion yen (approx 655 million USD) were stolen from the exchange on Friday January 26, 2018. (Photo by Tomohiro Ohsumi/Getty Images)