Murakami is a strong, dominant and delinquent pirate girl from Oarai Girls' Academy. She has a thug-like personality and is rather impatient and likes to pick fights. She often misinterprets the actions of others. Murakami is the gunner/loader of a Mark IV tank in Sensha-do. She makes Shark team with her friends Cutlass, Rum, Flint and Ogin, her leader. Murakami dislikes boys and others who get past her comfort zone. She is a third year and 17 years old. She is 170cm tall and has long brown hair