Prepare rice according to package directions. Cool.
In a large bowl, combine soy sauce, vinegar, sesame oil and sugar. Mix until sugar dissolves. Add chicken, slaw and bell pepper. Toss to combine ingredients. Top with cilantro.
For a spicy version add 1-2 tablespoons Kikkoman® Sriracha sauce to the dressing.
Wrap leftovers in lettuce leaves.