Japanese Type 95 light tanks were armed with 37mm guns & the Type 97 medium tanks were armed with 47mm guns.
The Japanese used bombs to bomb Pearl Harbor, planes to fly over Pearl Harbor to bomb it, and guns to shoot people on foot. I hope this is what you asked. :)
Guns
Machine guns were in use BEFORE WW 1. They were around for the entire war.
They were a powerfull defensive weapon.
They useded big macksheen guns
All of the major players in WWI possessed machine guns before the outbreak of the war.
Guns bombs anything that causes pain really
Pistols, rifles, machine guns, mortars, artillery and other cannon.
guns that shoot.
The use of machine guns during the First World War is one of the primary factors that led to the war's high death roll. They also contributed to the development of trench warfare which was used extensively in the war.
Machine guns, tanks, airplanes, chemical warfare
they never did it was the people who did all the shooting :)