She is of a violent and trigger-happy disposition, and possesses a destroy-first think-later attitude towards whatever she finds disagreeable. At first glance, Tsurugi gives the appearance of a deranged psycho. When in battle, she has a habit of a destroy-first, think-later attitude and often laughs uncontrollably. However whenever she's around Sensei as well as her friends, she easily shows her true colors, she gets very shy, shows her feminine side, and has a heart of gold.