Denki Kaminari (上かみ鳴なり電でん気き, Kaminari Denki?), also known as the Stun Gun Hero: Chargebolt (スタンガンヒーロー・チャージズマ, Sutan Gan Hīrō Chājizuma?), was a student in Class 1-A at U.A. High School, training to become a Pro Hero.

Eight years after the Final War, Denki has graduated from U.A. alongside his classmates, and is the current No. 44 Hero.