▁g hou ls . ▁He ▁seems ▁to ▁have ▁a ▁great ▁dis like ▁towards ▁both ▁C CG ▁and ▁A og iri ▁Tree ▁comment ing ▁that ▁they ▁are ▁the ▁same ▁and ▁dis g ust ing ▁for ▁creating ▁" f ake " ▁g hou ls . ▁He ▁re app ears ▁on ▁R ush ima ▁Island ▁to ▁confront ▁Kan ō ▁but ▁fails ▁to ▁capture ▁him . ▁His ▁k ag une ▁is ▁a ▁tail - like ▁formation ▁that ▁wra ps ▁around ▁his ▁leg ▁and ▁enh ances ▁the ▁strength ▁of ▁his ▁k icks ▁beyond ▁those ▁of ▁his ▁rank . ▁In ▁later ▁chap ters , ▁this ▁formation ▁has ▁grown ▁in ▁size ▁and ▁can ▁be ▁used ▁as ▁a ▁separate ▁weapon ▁res emb ling ▁a ▁b ident . ▁ ▁The ▁young est ▁Executive ▁of ▁A og iri , ▁and ▁T ō ka ' s ▁younger ▁brother . ▁He ▁is ▁a ▁trouble d ▁and ▁reb elli ous ▁te en ager , ▁and ▁res ents ▁his ▁sister ' s ▁choice ▁to ▁live ▁among ▁humans . ▁However , ▁Kan ek i ▁suggests ▁that ▁his ▁true ▁reason ▁for ▁joining ▁A og iri ▁is ▁to ▁protect ▁his ▁sister ▁from ▁af ar . ▁Later ▁in ▁the ▁series , ▁he ▁adopt s ▁the ▁identity ▁of ▁ ▁Black ▁Rab bit ▁and ▁takes ▁credit ▁for ▁his ▁sister ' s ▁cr imes . ▁He ▁also ▁becomes ▁Hin ami ' s ▁partner ▁after ▁she ▁joins ▁the ▁organization ▁and ▁car es ▁deeply ▁for ▁her , ▁to ▁the ▁point ▁of ▁st aging ▁an ▁invasion ▁of ▁C och lea ▁in ▁order ▁to ▁save ▁her ▁from ▁being