The mark consists of the stylized literal element "Shime" stacked above "nunu"; to the right of "Shime" appears a light blue balloon with blue shading and a black outline and string extending down and across the upper left portion of the second letter "u"; the letter "S" appears in yellow, orange, and black; the letter "h" appears in green and yellow, the letter "i" appears in orange with a small light blue balloon with a black outline and string as its dot; the letter "m" appears in orange and pink; the letter "e" appears in yellow and orange with several small balloon elements in yellow, orange, light blue, blue, green, purple, and red at the top; the first letter "n" appears in green, blue, and purple; the first letter "u" appears in orange, yellow, green, and purple; the second letter "n" appears in purple, green, blue, and dark blue; and the second letter "u" appears in dark blue and navy blue.