Canapé Base: Blot excess water from Tofu Extra Firm by patting between paper towels. Slice Tofu into 16 pieces. In a glass pie plate, mix together all ingredients for marinade. Place sliced Tofu in marinade for 15 minutes to absorb flavor, turning once. Drain before using. Canapé Topping: Blot excess water from Tofu Medium Firm by putting between paper towels. Cut Tofu into pieces and place in a food processor. Add okra, mayonnaise and wasabi, blend until smooth. Pour out into a mixing bowl. Finely dice avocado and imitation crab meat. Toss with Tofu mixture. Add salt and pepper to taste. Place a spoonful of topping on each Tofu base to serve.