“Well then. According to Miss Togame, each of the Twelve Possessed has its own unique characteristics, based around a single principle – for Zetto the Leveler, it was hardness… and for the last one, Soto the Twin, it was heaviness… so what about Akuto the Eel?”
Fixated.
Focused.
Rapt.
She strained her vision – peering down at the katana perched atop the rubble of the shrine.
Eyes.
Fast on the sword.
Looking at – over – through – into – and out for it.
Observing – and examining it.
“Oh. Okay, now I get it,” she finally announced. “In that case – this katana suits me perfectly. A sword may not choose who to kill, but a sword will choose its owner. Does this mean that Akuto the Eel has chosen me? That would be so good – bad, I mean.”

Katanagatari Omnibus 3, Page 5