Japanese communities confer with them as "dougi" people, referring to the traditional martial arts gi normally worn by shoto figures. Where by Ryu has a more "electrical" affinity, Ken's individual advancement from the fashion gives him an affinity to fire, most apparent in his heavy Shoryuken among the other moves. https://whiskeyeditions.com/product/hibiki-japanese-harmony-ryusui-hyakka-limited-edition-2021/