His design concept is [Geek] as he have many small gadgets. [Cracker] is referring to [Evil Hacker]. Although he has many high tech gadgets, but he never used it for anything serious, instead, he's fixated on his small pranks it's like begging for money with a golden bowl. Due to his love of doing naughty things with girls, girls tends to keep their distance with him, although he himself appears to be ignorant of this. He's very scared of his mother and thunder. Hobbies include manga, anime, games, etc. His favorite games are [Kantai Collection-Kancolle-] and [Medal of Honor].