Surcouf is a submarine character in the mobile game and anime series Azur Lane, based on the French Navy's Surcouf-class submarine cruiser. She is portrayed as an energetic and slightly mischievous girl with a love for adventure and exploration. As part of the Iris Libre faction, Surcouf plays a supporting role within the story, assisting the main fleet with reconnaissance and surprise attacks. Her lively personality and unique design make her a fan favorite among Azur Lane players.