▁that ▁has ▁a ▁central ▁place ▁in ▁Ten ri ky o . ▁During ▁the ▁Service , ▁the ▁text ▁to ▁the ▁Mik ag ura - uta ▁is ▁s ung ▁together ▁with ▁dance ▁movements ▁and ▁musical ▁accompan iment , ▁all ▁of ▁which ▁was ▁composed ▁and ▁taught ▁by ▁M iki ▁Nak ay ama . ▁ ▁The ▁Os ash iz u ▁( お さ し <0xE3> <0x81> <0xA5> ▁" Div ine ▁Dire ctions ") ▁is ▁a ▁written ▁record ▁of ▁or al ▁revel ations ▁given ▁by ▁I zo ▁Ib uri . ▁The ▁full ▁script ure ▁is ▁published ▁in ▁seven ▁volumes ▁( plus ▁an ▁index ▁in ▁three ▁volumes ) ▁and ▁contains ▁around ▁ 2 0 , 0 0 0 ▁" div ine ▁directions " ▁delivered ▁between ▁January ▁ 4 , ▁ 1 8 8 7 ▁and ▁June ▁ 9 , ▁ 1 9 0 7 . ▁ ▁According ▁to ▁Sho zen ▁Nak ay ama , ▁the ▁second ▁Shin bash ira ▁( the ▁spiritual ▁and ▁administrative ▁leader ▁of ▁Ten ri ky o ), ▁the ▁Of udes aki ▁" re ve al [ s ] ▁the ▁most ▁important ▁principles ▁of ▁the ▁faith ," ▁the ▁Mik ag ura - uta ▁“ come [ s ] ▁alive ▁through ▁singing ▁or ▁as ▁the ▁accompan iment " ▁to ▁the ▁Service , ▁and ▁the ▁Os ash iz u ▁" g ives ▁concrete ▁pre cept s ▁by ▁which ▁the ▁follow ers ▁should ▁reflect ▁on ▁their ▁own ▁conduct ." ▁ ▁Supp lement al ▁texts ▁to ▁the ▁script ures ▁The ▁supp lement al ▁texts ▁to ▁the ▁script ures ▁( j