こいいじ Stats Vocabulary stats Volume Total Words Unique Used Once % Used Once New Unique Vocabulary List Series 5,323 1,967 1,233 63% Vocabulary List (1) 2,683 1,203 815 68% 1,203 Vocabulary List (2) 2,640 1,208 796 66% 764 Vocabulary List Kanji Tracking Kanji Meanings Tracking List Kanji Readings Tracking List Vocabulary coverage If you learn the highest frequency words in this series or a specific volume, here is how many words you will need to learn for various amounts of coverage. Series CoverageRequired Words% 75%99050% 80%1,16559% 85%1,32667% 90%1,50977% 95%1,71587% 96%1,75789% 97%1,80392% 98%1,85094% 99%1,89896% (1) CoverageRequired Words% 75%63553% 80%73961% 85%84170% 90%94478% 95%1,06388% 96%1,08991% 97%1,11693% 98%1,14095% 99%1,16597% (2) CoverageRequired Words% 75%67956% 80%76363% 85%86371% 90%96380% 95%1,07889% 96%1,10391% 97%1,12093% 98%1,14695% 99%1,17097%