このツールとは？
The special character remover strips everything except letters (including Korean), numbers, and spaces—removing symbols, emoji, and punctuation.
なぜ使う？
Useful when you want to keep only the plain text from copied content or when cleaning data.
使い方
Paste your text; the result with special characters removed is shown. Copy the result to use elsewhere.
Letters, numbers, and spaces are kept; everything else is removed. Processing is done only in the browser.