title: Most accurate open-source OCR for Japanese?
body: <p>From your experience, what is the most accurate open-source Optical Character Recognition (OCR) library/software to read Japanese text?</p>
  
  <p>I just tried <a href="http://code.google.com/p/nhocr/" rel="noreferrer">nhocr</a>, its mistake rate is over 2% even on an extremely clean high-definition document.</p>