Rare or archaic term for 'face'; in modern Japanese, 顔 (かお) is the standard word. This term may appear in historical or literary contexts.
古文書には「面皮」という語が顔の意味で使われている。
In old documents, the word 面皮 is used to mean 'face'.
shamelessness; brazenness; impudence; nerve
The exact derivation is uncertain; the kanji 面 (face) and 皮 (skin) suggest a literal meaning of 'face skin', but the term is rare and its historical usage is limited.