In the 'Norito' (Shinto prayer) of "the Engishiki" (an ancient book for codes and procedures on national rites and prayers), there is the name of Yafunekukunochi-no-mikoto, and is believed to be the same god as Kukunochi.
延喜式祝詞には屋船久久遅命（やふねくくのちのみこと）の名が見え、ククノチと同神と見られる。