noun, noun which may take the genitive case particle 'no'
Typically refers to a man's long hair, often with a slightly formal or descriptive tone. In casual speech, ロングヘア or 長い髪 may be more common.
He ties his long hair back.
The number of men with long hair is increasing.
長髪 means long hair, the direct opposite of the very short, cropped look of 丸刈り.
Compound of 長 (long) and 髪 (hair). The reading ちょう is the on'yomi of 長, and はつ is the on'yomi of 髪.