Quick answer — "Fate/stay night Aimer - Brave Shine" by Aimer is the opening theme of Fate/stay night: Unlimited Blade Works.
"Fate/stay night Aimer - Brave Shine" by Aimer is the opening theme of Fate/stay night: Unlimited Blade Works.
"Fate/stay night Aimer - Brave Shine" is performed by Aimer.
