Haruna Yuki is a key character in the visual novel and anime series Fortune Arterial. She is a cheerful and friendly student at the prestigious Shuchikan Academy, where much of the series is set. Known for her optimism and kindness, Yuki often finds herself involved in the lives of her classmates, offering support and friendship. Her warm personality and diligent nature make her a beloved friend among the main characters. Throughout the series, Yuki's interactions with others often provide both comedic relief and emotional depth, highlighting her role as a central figure in the storyline.