Heian Period -LRB- NUMBER@1 -RRB- NUMBER@2 NUMBER@3 to NUMBER@4 Emperor PERSON@1 -LRB- PERSON@2 no Mikoto -RRB- Traditional dates .

Heian Period -LRB- NUMBER@1 -RRB- NUMBER@2 NUMBER@3 to NUMBER@4 Emperor PERSON@1 -LRB- PERSON@2 no Mikoto -RRB- PERSON@3 , pp .
