Slice cucumber, carrot, spinach, pickled radish, and burdock root into long strips.
Blanch spinach in salt water and squeeze out the moisture.
Lightly stir-fry the carrots in a pan.
Mix rice with salt and sesame oil.
Evenly spread the rice over the seaweed sheet.
Place the prepared vegetables, pickled radish, and burdock root on top.
Roll it up tightly and slice.