Always lively and with a smile on his face, Kaminari makes friends very easily, so much so that even the hot-headed Bakugou is constantly seen in his company. He is also quite easygoing and doesn't care about much of anything except villains and his grades, of course. Denki likes burgers and trendy things. According to Kōhei Horikoshi, Denki's role as a character is to unite the class.