Yuu Mizuno is one of the main characters in the anime and multimedia project 'Sanrio Danshi' (Sanrio Boys). He is a high school student who loves the character My Melody from Sanrio, despite being initially embarrassed to show his fondness for cute things. Yuu is cheerful, friendly, and supportive, often acting as the glue that holds the group of Sanrio-loving boys together. His journey involves embracing his interests and encouraging others to do the same.