Meyui is a white-spotted pattern which modeled the design that is called kanokozome. It was popular in the Kamakura Period (1192 - 1333), and later came to be used in family crests.
Drawing method of Tilted four-square-eyes
"Tilted four-square-eyes" is drawn by dividing the circle into eight parts.
Drawing example of Tilted four-square-eyes by Monwari