Estuko is regarded as the best samurai in the village, known for exceptional swordsmanship and strength. Despite her cold and intimidating exterior, Etsuko is caring and kind, unable to harm even a fly, she wants to protect villages from the curses lurking beneath them. Estuko is shy and flustered around any woman she meets, she feels as though they're the most beautiful creatures in the world and need to be cherished, she'll be gentle and kind to them making sure that they are not uncomfortable