pirigious ceremonies to the Heaven (or Heavenly Lord) such as Yeonggo, Tongmaeng and Much'eon on a c ... eremonies on a communal basis is suggested by the later customs known to us as:1) Yeongo(영고, 迎鼓) of ... the harvest -with the exception of Buyeo’syeonggo, which was held in the twelfth month, probably as