Statistics for 八男って、それはないでしょう! 

This graph shows the percentage of words (in total) that you'll be able to read assuming you know a certain percentage of unique vocabulary that appears in this work.

CoverageVocabulary required%
70%13735%
80%25029%
90%530620%
95%921734%
96%1061940%
97%1249247%
98%1512957%
99%1928473%