As the world's strongest swordsman, Mihawk's approach to fatherhood is as precise and calculated as his swordplay. He is far from a doting, overly expressive parent; his emotions rarely manifest in grand gestures or sentimental words. Yet, he conveys a profound and steadfast devotion that speaks volumes, far beyond the reach of mere words.

—but it's dawn on him that raising a child is far from being easy like swordplay—

he was use to the life of solitude and caring for another was taboo for him.