katana
katana is a Japanese sword or sword.
Also recorded as single-edged sword; samurai sword; Nihonto.
Overview
Japanese sword, that was used by samurai.
In detail
It is associated with Japan. It forms part of daishō.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Katana”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q172736: katana
Consult the source