▁which ▁he ▁went ▁to ▁Mount ▁H iei ▁to ▁study ▁Buddh ism ▁in ▁the ▁T end ai ▁school ▁while ▁still ▁young . ▁In ▁ 1 2 1 5 , ▁he ▁was ▁ord ained ▁as ▁a ▁mon k ▁and ▁in ▁ 1 2 1 8 , ▁he ▁took ▁the ▁Bod his att va ▁v ows ▁at ▁En ry aku - ji ▁under ▁his ▁teacher ▁En n ō . ▁He ▁would ▁have ▁studied ▁T end ai ▁and ▁Sh ing on ▁extens ively , ▁but ▁diss atisf action ▁with ▁these ▁led ▁him ▁to ▁examine ▁P ure ▁Land ▁Buddh ism . ▁In ▁ 1 2 1 9 ▁he ▁left ▁Mount ▁H iei ▁to ▁study ▁in ▁the ▁J ō do ▁school ▁under ▁Z enne b ō ▁Sh ō ku , ▁a ▁dis ci ple ▁of ▁H ō nen , ▁at ▁ Ō j ō - in ▁( now ▁called ▁Gi ō - ji ). ▁Appar ently ▁diss atisf ied ▁with ▁the ▁school , ▁he ▁left ▁in ▁ 1 2 2 2 ▁or ▁ 1 2 2 3 ▁to ▁study ▁in ▁the ▁Dar uma ▁school , ▁which ▁had ▁been ▁founded ▁by ▁D ain ich ib ō ▁N ō n in ▁about ▁a ▁de cade ▁before ▁K oun ▁Ej ō ' s ▁birth . ▁His ▁teacher , ▁K ak uan , ▁a ▁dis ci ple ▁of ▁N ō n in , ▁had ▁his ▁community ▁of ▁mon ks ▁in ▁T ō nom ine , ▁outside ▁N ara , ▁apparently ▁after ▁having ▁fled ▁from ▁Mount ▁H iei , ▁where ▁they ▁had ▁been ▁per