He disapproves of Keiichi after his shotgun marriage to Nagiko , believing that his daughter was seduced by him .
Keiichi 's stubborn father - in - law and a school principal .
Keiichi disapproves of Keiichi after Keiichi 's shotgun marriage to Nagiko , believing that his daughter was seduced by him .
Keiichi 's stubborn father - in - law and a school principal .