noun
illiteracy; inability to read and write
Refers to the state of being unable to read or write, often used in historical or formal contexts. In modern Japanese, 非識字 (ひしきじ) or 文盲 (もんもう) may be more common, though 文盲 can be considered discriminatory.
江戸時代には無筆の者も多かった。
In the Edo period, there were many illiterate people.
無筆のため、手紙が読めなかった。
Because of illiteracy, I couldn't read the letter.