個人差あります

Vocabulary Coverage

Learning words in frequency order, here's how many unique words you need to know to reach various coverage percentages for this series (based on available volumes):

Coverage Words Needed % of Unique Words
75% 749 47.9%
80% 912 58.3%
85% 1,075 68.8%
90% 1,238 79.2%
95% 1,401 89.6%
96% 1,433 91.7%
97% 1,466 93.8%
98% 1,498 95.8%
99% 1,531 98.0%

Total Unique Words: 1,563
Total Word Occurrences: 3,256