instruction: Is the person who invented bitcoin Japanese?
output: The answer is uncertain because this man was presumed to be living in Japan but he or she could be from Europe or American or anywhere in the world.
input: Satoshi Nakamoto (born 5 April 1975) is the name used by the presumed pseudonymous person or persons who developed bitcoin, authored the bitcoin white paper, and created and deployed bitcoin's original reference implementation. As part of the implementation, Nakamoto also devised the first blockchain database. Nakamoto was active in the development of bitcoin up until December 2010.
  
  There has been widespread speculation about Satoshi Nakamoto's true identity, with a variety of people posited as the person or persons behind the name. Though Nakamoto's name is Japanese, and he stated in 2012 that he was a man living in Japan, most of the speculation has involved software and cryptography experts in the United States or Europe.