It seems that artist Takayo Kiyota didn't give much thought to this old mother advice. Or you will see that in Japan this saying does not exist.
The fact is that Takayo innovated by using the technique of making sushi rolls to express his art. He distributes the ingredients and prepares the sushi already imagining the design that will come out after the cut.
And the result is this:
Is it just good to see or is it good to eat too? See more photos on the artist's Facebook.