Kazuya is a fighter who has been in every Tekken game with the exception of Tekken 3. He has received many different outfits, with his karate outfit primarily being his main Player 1 outfit. As a child as seen in the Rage and Sorrow trailer and in story mode in Tekken 7. Kazuya's appearance remains largely the same and wears a white sleeveless karate gi and a matching karate pants. Upon triggering his Devil Gene after falling into the cliff by his father, Heihachi. His eyes became red and his karate gi are covered in dirt.