Heat Butter (1 teaspoon) in a saucepan until hot, and tilt to coat the pan with butter.
Pour in the beaten egg mixture. Gently push the cooked portions from edges toward the center with spatula. When top surface of eggs is thickened and no visible liquid egg remains, flip the omelette over. Cook for awhile and set it aside on a plate.
Prepare the wrap. Lay a piece of Nori Sheet (1 sheet) on a board. Place the omelette on top, and add the Salad Greens (2 handful) and Chicken (50 gram).
Start rolling the wrap from one end, and use a Nori Sheet (1 sheet) to cover the wrap entirely.
Cut a third sheet of Nori Sheet (1 sheet) in half, and use them to cover the ends of the wrap.
Wrap 5 with cling wrap and set it aside for 10 minutes.
Meanwhile, prepare the decor for each Totoro wrap. For Eyes: Cut out 2 circles of Cheese (1 slice) and 2 smaller circles of Nori Sheet (1 sheet) for the eyeballs. For Nose: Cut a small oval of cheese. For Whiskers: Cut out 4 long, rectangular pieces of cheese. For Ears: Cut 2 triangular pieces. For Belly: Cut 5 triangular-outlines for the details on Totoro's belly. Spread Japanese Kewpie Mayonnaise (1 1/2 tablespoon) on the bottom of the Totoro.
Slice the wrap in half and gently remove the cling wrap. Follow the video to decorate it. like Totoro. Place a tiny salad leaf on Totoro's head for the finishing touches! Enjoy!