Radical 175 or radical wrong (非部) meaning "wrong" is one of the 9 Kangxi radicals (214 radicals in total) composed of 8 strokes.

In the Kangxi Dictionary, there are 25 characters (out of 49,030) to be found under this radical.

非 is also the 171st indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China.

• Oracle bone script character
• Bronze script character
• Small seal script character

This radical character is written differently in Simplified Chinese compared with other languages. In mainland China's writing reform, xin zixing, or the new printing typeface, adopted a more vulgar and symmetric form 非. This change may also be applied to Traditional Chinese publications in mainland China.

• 非 in Traditional Chinese, Japanese and Korean
• 非 in Simplified Chinese

In the Japanese educational system this is one of the Kyōiku kanji or Kanji taught in elementary school in Japan.^[1] Students are required to learn it in the fitth grade.^[1]