Originally Oguri Cap's rival during her time in Kasamatsu. Fujimasa March is also the main character of oneshot spin-off of Uma Musume: Cinderella Gray titled "Uma Musume: Cinderella Gray Gaiden ~The mermaid left behind~".

She is based on real-life horse "March Tosho" who almost always ran in Kasamatsu for the entire race career.