01 -
Combine teriyaki sauce, pineapple juice, soy sauce, brown sugar, garlic, ginger, and sesame oil in a mixing bowl. Whisk thoroughly until the sugar dissolves and the marinade is well blended.
02 -
Arrange chicken pieces in a shallow dish or sealable bag. Pour the marinade over chicken, ensuring all pieces are well coated. Cover or seal and refrigerate for a minimum of 2 hours or overnight for enhanced flavor.
03 -
Set grill to medium-high heat and allow it to become hot before proceeding.
04 -
Place pineapple slices onto the hot grill. Cook for 2 to 3 minutes per side until char marks appear and the fruit releases a sweet aroma. Remove from grill and reserve.
05 -
Remove chicken from marinade, keeping reserve marinade aside for basting. Arrange chicken on grill and cook for 6 to 7 minutes per side, periodically basting with reserved marinade. Cook until internal temperature reaches 165°F (74°C) and juices run clear.
06 -
Discard any marinade that made contact with raw chicken. Arrange grilled chicken on a platter, top with grilled pineapple, and garnish with chopped green onions and toasted sesame seeds as desired.