Katori is indeed a skilled combatant. She can be considered a prodigy, having reached Master Class in 6 months. She was able to fight on equal grounds with Yūma, a very skilled Attackers, in close quarters, while also blocking Mikumo's attacks. She usually fights at close range with Scorpion and Asteroid, but is capable of quickly changing Triggers to defend or move away. She is extremely agile, fighting effectively even in mid-air.