▁a iling ▁em peror ▁Kan mu ▁issued ▁another ▁ed ict , ▁this ▁one ▁perm itting ▁two ▁annual ▁ordin ands ▁( nen bund os ha ) ▁for ▁Sa ich ō ' s ▁new ▁school ▁on ▁Mount ▁H iei . ▁This ▁ed ict ▁states ▁that , ▁following ▁Sa ich ō ' s ▁request , ▁the ▁ordin ands ▁would ▁be ▁divided ▁between ▁two ▁curr ic ula : ▁the ▁sh an ag ō ▁course , ▁cent ering ▁on ▁the ▁study ▁of ▁the ▁Mah ava iro c ana ▁S ū tra ▁( this ▁was ▁the ▁Mik ky ō ▁curr icul um , ▁sh ana ▁being ▁the ▁abbre viation ▁for ▁Bir ush ana , ▁the ▁Japanese ▁transl iter ation ▁of ▁V ai roc ana ), ▁and ▁the ▁sh ik ang ō ▁course , ▁based ▁on ▁the ▁study ▁of ▁the ▁Mo - ho ▁ch ih - ku an , ▁the ▁sem inal ▁work ▁of ▁the ▁T ' ien - t ' ai ▁patri arch ▁Ch ih - i ▁ 智 <0xE9> <0xA1> <0x97> ▁( 5 3 8 – 5 9 7 ) ▁( this ▁was ▁the ▁T end ai ▁curr icul um , ▁sh ikan ▁being ▁the ▁Japanese ▁reading ▁of ▁Ch ih - i ' s ▁central ▁practice ▁of ▁ch ih - ku an ▁[ cess ation ▁and ▁cont empl ation ]) ▁( K en ka ir on ▁eng i , ▁D Z ▁ 1 , ▁pp .   2 9 4 – 2 9 6 ). ▁Thus ▁from ▁its ▁very ▁in ception ▁the ▁T end ai ▁Lot us ▁school