Hiyori Sakurai, also known as Magical ☆ Hiyorin, is one of the main characters in the visual novel and anime series 'Mizuiro.' She is a cheerful and energetic girl who supports the protagonist, Kenji, throughout his journey. Despite her seemingly lighthearted and whimsical personality, Hiyori harbors her own secrets and emotional depth. As Magical ☆ Hiyorin, she often brings a sense of magic and warmth to those around her, playing a pivotal role in the emotional development of the story’s main cast.