This ceremony is to log the wood for 'Karimihishiro' and 'Karimifunashiro' which are wooden boxes used for holding the symbol of the kami during the transfer from the old sanctuary building to the new one.
旧殿から新殿まで御神体を遷す際に御神体を入れる「仮御樋代」と「仮御船代」にする用材を切り出す儀式。