thumb| (left) and (right) headdress thumb|left|Duel between a and -wearing at the Battle of Ueno The was a type of headgear worn by the officers of the Imperial Japanese Army troops in the Boshin War (1868–69). The headgear was composed of long, dyed yak hair and held in place by a chin-strap.
thumb| (left) and (right) headdress thumb|left|Duel between a and -wearing at the Battle of Ueno The was a type of headgear worn by the officers of the Imperial Japanese Army troops in the Boshin War (1868–69). The headgear was composed of long, dyed yak hair and held in place by a chin-strap.
indicated officers from the Tosa Domain, whereas indicated officers from the Chōshū Domain, and indicated officers from the Satsuma Domain, respectively. However, the elite corps of Tosa were known to have worn the as well.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).