One of the ninjas in the service of Tomoyo. She's aware of her status as a ninja serving the princess and is appalled at how disrespectful Kurogane acts toward Tomoyo.

A different Souma appears again in the Country of Outo as a demon hunter, accompanying Ryuuou.

Crossover history: Originally appeared in the series RG Veda.

Related characters: Kurogane, Tomoyo