Step 1 PREP: Steam the chicken leg, shred it, and place into a bowl. Steam prawns and remove the shells. Chop lettuce into long, thin shreds. Soak jelly fish in a pot of water and then boil until just cooked. Open a can of pacific clams and remove it from the brine.Step 2 ARRANGE INGREDIENTS: Put the bowl with chicken, upside down, in the middle of the platter. Then arrange prawns, jellyfish, pacific clams, and lettuce around it. Place it in the fridge until ready to eat.Step 3 PREPARE SAUCE: In a bowl, combine Kewpie mayonnaise, Kewpie honey mustard sauce, ketchup, and lime juice. Mix well.Step 4 SERVE: When ready to serve, remove the platter from the fridge. Pour the sauce over the platter and mix well.