Experimental Model 2 submachine gun
Experimental Model 2 submachine gun is a submachine gun or weapon model.
In detail
It is associated with Japan.
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
“Experimental Model 2 submachine gun”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1151578: Experimental Model 2 submachine gun
Consult the source