後うしろ立だて

noun

helmet crest; decoration on the back of a helmet

Historical term for an ornamental crest attached to the back of a Japanese helmet (kabuto).

• 戦せん国ごく時じ代だいの兜かぶとには、後うしろ立だてと呼よばれる飾かざりが付つけられていた。

  Helmets from the Warring States period were adorned with a decoration called ushirodate.