The ō-yoroi is a prominent example of early Japanese armor worn by the samurai class of feudal Japan. The term ō-yoroi means "great armor".
A samurai wearing an ō-yoroi; two of the large skirt-like kusazuri can be seen—Ō-Yoroi had four kusazuri, unlike other armour of the era, which usually had seven kusazuri.
Ō-yoroi, Kamakura period, 13th–14th century, National Treasure, Kasuga grand shrine
A man wearing a replica of the dark blue threaded Kon'ito-odoshi Ō-yoroi, 1935
An armourer making a replica of Ō-yoroi, 1935
Men-yoroi, also called menpō or mengu, are various types of facial armour that were worn by the samurai class and their retainers in feudal Japan. These include the sōmen, menpō, hanbō or hanpō, and h
Ō-yoroi
…an opening in the top called the tehen or hachiman-za, the rivets that connect the plates have large protruding heads (o-boshi). Facial armor called mengu was worn to protect the samurai's face as part of the full yoroi. It was composed of iron or lacquered leather. Mengu could cover the entire face or…
Shirohige Ressei-menpo. 18th century, Edo period. Tokyo Fuji Art Museum.
Odome, an attachment post for securing the chin strap of a kabuto (helmet)
Ori-kugi, an attachment hook for securing the chin strap of a kabuto (helmet)
Ase nagashi no ana, a drain hole (or tube) for perspiration located under the chin of various mengu