1. A speech recognition dictionary compilation assisting system comprising: a storage section storing dictionary and language models and an acoustic model; a text analysis section applying morphological analysis to text data; a virtual speech recognition processing section that applies the dictionary and language models to analyzed text data received from the text analysis section so as to generate virtual text data resulted from speech recognition, and extracts different point(s) between the analyzed text data and the virtual text data resulted from speech recognition; and an update processing section that corrects at least one of the dictionary and language models in accordance to the different point(s).