Yayoi Akikawa is a character in Uma Musume: Pretty Derby who serves as a member of the student council at Tracen Academy. She is calm, composed, and highly responsible, often acting as a reliable support figure for the school’s horse girls. In the story, she helps oversee academy affairs and provides guidance to the students, especially when they face challenges related to training, competitions, and school life. Her role emphasizes organization, leadership, and steady encouragement within the series.