Lightning speed would be "kaminari no hayasa."
The Japanese word for lightning is Inazuma.
The Japanese word for lightning is "kaminari" (雷).
Lightning=Inazuma
Hiraishin
Lightning. Because it is the speed of light.
Inazuma! ^_^
The noun lightning itself (electrical discharge) is used as a noun adjunct, rather than an adjective, in such terms as lightning bolt or lightning rod. Only when the intent is to show great speed or quickness (lightning speed, lightning reflexes) is lightning an adjective.
A train couldn't go the speed of lightning. At least not with our technology.
The speed of lightning does not change as it travels through the atmosphere. Lightning travels at the speed of light, which is approximately 186,282 miles per second.
Lightning Flash in Japanese is 'Inazuma.'
inazuma
inazuma