▁Ken ▁in ▁after ▁he ▁becomes ▁a ▁half - gh oul ▁and ▁teach es ▁him ▁the ▁ways ▁in ▁which ▁g hou ls ▁can ▁bl end ▁in ▁with ▁humans . ▁He ▁has ▁shown ▁to ▁be ▁able ▁to ▁reform ▁g hou ls ▁from ▁their ▁violent ▁ways , ▁like ▁helping ▁both ▁K oma ▁and ▁K aya ▁find ▁peace ▁among ▁themselves ▁when ▁the ▁two ▁were ▁leading ▁large ▁and ▁host ile ▁gh oul ▁gang s ▁against ▁each ▁other . ▁He ▁has ▁also ▁helped ▁Y omo ▁to ▁let ▁go ▁of ▁his ▁hate ▁and ▁ven ge ful ▁attitude ▁towards ▁gh oul ▁investig ators ▁and ▁is ▁a ▁father ▁figure ▁to ▁T ō ka . ▁He ▁has ▁a ▁myster ious ▁past ▁related ▁to ▁A og iri ▁and ▁an ▁el us ive ▁organization ▁known ▁as ▁V . ▁After ▁An te iku ' s ▁secret ▁is ▁exposed ▁and ▁the ▁place ▁is ▁ra ided ▁by ▁the ▁C CG , ▁he ▁is ▁captured ▁by ▁his ▁daughter , ▁E to , ▁and ▁given ▁to ▁Kan ō ▁for ▁his ▁experiments . ▁He ▁used ▁to ▁go ▁by ▁the ▁name ▁. ▁ ▁Play ed ▁by : ▁Hi y ori ▁Sak ur ada ▁Hin ami ▁is ▁a ▁ 1 3 ▁to ▁ 1 4 - year - old ▁gh oul ▁that ▁came ▁to ▁the ▁ 2 0 th ▁w ard ▁with ▁her ▁mother ▁after ▁her ▁father ▁was ▁killed ▁by ▁gh oul ▁investig ators . ▁She ▁is ▁very ▁sh y ▁and ▁quiet , ▁year ning ▁for ▁knowledge ▁as ▁she ▁isn ' t ▁allowed ▁to ▁go ▁to ▁school . ▁She ▁meets ▁Ken ▁in ▁An