samurai mask, known as "menpo" (or "mempo"), is a type of facial armor worn by samurai warriors in feudal Japan. These masks were designed to protect the face and also to instill fear in opponents. Menpo masks often had fierce expressions, with exaggerated features like fangs or mustaches. They were typically made of iron or leather and sometimes included facial hair made from horsehair

I found out that the samurai mask is called "menpo" and was worn by warriors in Japan. It's cool how they used it for protection and intimidation during battles. The masks had fierce expressions like fangs or mustaches. It's interesting to learn about these historical artifacts!