Rinzu is the Princess of the Soukai Nation located at the Eastern Legion of the land. She is a popular princess and widely regarded as the most beautiful woman in the entire nation of Soukai. She loves the people of her nation and goes across the land to visit them. She is well-known for her singing ability. Despite being a member of the Soukai Royal Family, Rinzu is a humble, kind-hearted and soft young lady with a heart of gold and cares for people around her, even her own bodyguards.