Beanbean Kingdom is the monarch neighbor kingdom of the Mushroom Kingdom and is only explored in Mario & Luigi: Superstar Saga. It's ruled by the overweight, Beanish Queen Bean and her famed son Prince Peasley. Its capital, set forth by Mario and Luigi: Superstar Saga is Beanbean Castle Town. The center of the government and residence of Queen Bean and Prince Peasley is Beanbean Castle.