Kunichika

Chousokabe Kunichika (長宗我部 国親) | fire element | spear user

Motochika's father
his spouse died while she was giving birth to Motochika
might seem friendly but can be really grim too (shares same death stares as Kagenari)
he doesn't know how he raised Motochika into adulthood
knows engineering, he made his prosthetic arm and he taught Motochika