▁Vi ol ent ▁conflict ▁between ▁the ▁tem ples ▁still ▁occurred ▁on ▁occasion , ▁once ▁again ▁over ▁political ▁and ▁spiritual ▁appoint ments , ▁and ▁related ▁matters . ▁ ▁During ▁the ▁wars ▁of ▁the ▁Nan b oku - ch ō ▁period , ▁Mount ▁H iei ▁took ▁in ▁the ▁re bel ▁Emperor ▁Go - Da igo , ▁and ▁offered ▁him ▁san ctu ary . ▁Emperor ▁Go - Da igo , ▁along ▁with ▁his ▁son , ▁and ▁the ▁help ▁of ▁the ▁s ō he i ▁of ▁Mount ▁H iei , ▁launched ▁a ▁brief ▁re bell ion ▁against ▁the ▁Kam ak ura ▁sh og un ate . ▁The ▁Ash ik aga ▁sh og un ate ▁took ▁power ▁shortly ▁afterwards , ▁and ▁supported ▁Z en ▁over ▁the ▁other ▁Buddh ist ▁sect s , ▁drawing ▁the ▁i re ▁of ▁the ▁war rior ▁mon ks . ▁Over ▁the ▁course ▁of ▁the ▁ 1 3 4 0 s – 1 3 6 0 s ▁a ▁number ▁of ▁conflicts ▁er upt ed ▁between ▁the ▁T end ai ▁sect ▁tem ples , ▁and ▁those ▁of ▁Z en , ▁especially ▁N anzen - ji . ▁ ▁S eng oku - j ida i ▁and ▁the ▁rise ▁of ▁the ▁I kk ō - I k ki ▁ ▁The ▁ Ō n in ▁War , ▁starting ▁in ▁ 1 4 6 7 , ▁was ▁the ▁pre l ude ▁to ▁over ▁a ▁century ▁of ▁civil ▁war ▁in ▁Japan , ▁and ▁the ▁stim ulus ▁for ▁a ▁re organ ization ▁of ▁the ▁war rior ▁mon ks . ▁Un like ▁the