01 - 
                Halve each chicken breast horizontally to create two thin cutlets. Place each cutlet between layers of plastic wrap or parchment. Gently pound with a meat mallet until 1.25 cm thick.
              
              
              
                02 - 
                Pat the chicken pieces dry with paper towels. Season both sides evenly with salt and freshly ground black pepper.
              
              
              
                03 - 
                Arrange three shallow bowls: one with flour, one with beaten eggs, and one with panko breadcrumbs.
              
              
              
                04 - 
                Dredge each chicken cutlet first in flour, then dip in beaten egg, and finally coat thoroughly with panko breadcrumbs. Press lightly to ensure adherence.
              
              
              
                05 - 
                Spray the air fryer basket lightly with cooking spray. Arrange breaded chicken in a single layer. Lightly mist the tops with cooking spray. Cook at 193°C for 8 minutes. Turn chicken, mist again, and cook 4 more minutes, until golden and crisp. Ensure internal temperature reaches at least 74°C.
              
              
              
                06 - 
                Whisk tomato ketchup, Worcestershire sauce, oyster sauce, and sugar in a small bowl until smooth. Using a mortar and pestle, gently crush sesame seeds and sprinkle over the sauce for garnish.
              
              
              
                07 - 
                Slice chicken katsu. Serve with shredded cabbage, steamed rice, and tonkatsu sauce.