A few punctuation marks do get emphasis marks:
[abc # % & @ § ¶ ؉ ؊ ٪ ‰ ‱ ⁊ ⁋ ⁓ 〽 ﹟ ﹠ ﹪ ﹫ ＃ ％ ＆ ＠ xyz]