面具の半頬は西国で好まれて使用された。The half-cheek of the mask was preferred and used in western countries.
烏帽子形兜→室町時代後期以降・製作が簡単、敵の攻撃を流す実用的な兜。 Eboshi helmet→After the late Muromachi period. Easy to make and practical to shed enemy attacks.
頭形兜→室町時代後期考案。数枚の鉄板で構成、製作の簡易性、機能性の利点で、安土、桃山時代に流行。 Head helmet→Invented in the late Muromachi period and popular in the Azuchi-Momoyama period
