The wife of Teoros is often nagging him about his work absences or lack of seriousness during crises. Additionally, she serves as a maternal figure to Eruruu and Aruruu. During the rebellion, Sopuku and women from neighboring villages assisted at the rebels' headquarters by performing tasks such as laundry, cooking, and providing medical care for the troops. Following the uprising, Sopuku and her spouse returned to Yamayura.