Her views regarding life and death are always sad. After being the sole survivor of a war, Ginko wants to die as a warrior, so her greatest goal is to perish in an honourable duel. But that also means she doesn't treat death lightly; it's something to be respected. Everyone dies but only a privileged few can choose how. And she wants to be one of those.
She wants to die a certain way. It's why she's fearless in battle and why she acts a certain way during fights. She's still just as suicidal as she was from Ch.1.