The young Emperor of the Ermado Kingdom. She is kind and cheerful, and she cherishes all the people of her kingdom. She can use magic, but she rarely does so because it strains her body. She is five years old when she first meets Kari, but she grows over time. She begins using healing magic at age eight. She is capable of speech.

He passed the throne of the Ermado Kingdom to his young daughter, Yoi. He adores Yoi and currently serves as the Second Emperor. He can use magic. His wife died in battle and is no longer present. (He calls Yoi by her name, 'Yoi'.)

Yoi's biological older brother. His magic and swordsmanship are slightly weak. He is currently an Emperor and deeply cherishes his younger sister, Yoi. He is friends with Kari and they are very close. (He calls Yoi by her name, 'Yoi'.)