尻叩き
  尻たたき
  しりたたき
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  spanking
  noun (common) (futsuumeishi)
  traditional ceremony where the newly-wed wife, upon entering her new home, was hit on the rump with a straw bundle etc., to ensure her fertility
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