Statistics for Kono Naka ni Hitori Imouto ga Iru!

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%47415%
80%86527%
90%160450%
95%237975%
96%253480%
97%268985%
98%284490%
99%299995%
Difficulty histogram