Éclair is a second-year student from Maginot Girls' College who is the overall commander of her school's Sensha-d Team and operates a French SOMUA S35. She is a medium-sized girl with long dark hair with blue highlights and light blue eyes. Before taking over, she was impulsive and obsessed with victory, but faced humiliation when confronted with the realization that the role of commander is a real burden to carry. Éclair is a dedicated, hard-working commander, but is inexperienced.