Fixated.
Her eyes observed Shichika’s movements.
“First off… it doesn’t matter one bit if your six months of experience battling all kinds of enemies has made you stronger than me. I have my eyes – eyes that devour all – and once I see you move, your strength becomes my strength.”
Watch and Learn – this was her genius manifest.
The martial talent let her pick up any move by seeing it in action.
Her father, Mutsue Yasuri, had forbidden her from taking part in any kind of training – but thanks to her genius, she had made the Kyotoryu hers without moving a muscle, just from watching her family practice.
She was the Kyotoryu, yet she was not the Kyotoryu.
Left out of the school, she was the school personified.
Nanami Yasuri.

Katanagatari Omnibus 3, Page 16