Kabuto is a Japanese word that refers to a samurai's helmet. This traditional piece of armor was designed to provide protection during battles, making it an important accessory for warriors during feudal Japan. There are several synonyms for the term kabuto, many of which relate to different styles or periods of Japanese history. Examples include hachi-gane, a type of forehead protector worn by samurai; shishin-kabuto, a helmet featuring a fierce lion design; and zunari-kabuto, a large, bowl-shaped helmet worn during the early Edo period. These synonyms offer a glimpse into the variety of kabuto designs and their significance in Japanese military culture.