Kuromi and My Melody are two of the most popular Sanrio characters. They are both rabbits, but they have very different personalities. Kuromi is a mischievous and rebellious rabbit, while My Melody is a kind and gentle rabbit. Despite their differences, Kuromi and My Melody are best friends. They are often seen together, and they always have each other's backs. This progress bar represents their friendship and their love for each other. A fanart Sanrio progress bar for YouTube with Kuromi and My Melody with a Heart.