There are tons of names for large guns. Machine guns...Bazookas....
Manufacture names of BB guns: Gamo, Crosman, Umarex, Daisy and others To see the names used on BB guns See the link below
names of Canadain the past
Talon
in the past if not they would be using ray guns and lasers
At this time, no- but they have in past years,
Demi-culverin
200
A cannon or howitzer are names for large guns.
Axel rose and Tracii guns last names, even though slash replaced tracii
The Walther firearms are real and given their correct names; all others are based on real weapons but given other names (e.g. guns based on the Steyr Aug and the AKS-74U are renamed the FRWL and A3 Raker).
They used arisaka rifles and many types off lmgs and heavy machine guns. Their names can't remember all their exact names. Mortars and possibly few dug in light tanks and field guns. What guns they used didn't make battle brutal it was the way the Japanese fought it