Tsuina is an annual event held on New Year's Eve (December 30 according to the old calendar) in the Imperial Court, and this ceremony of onibarai (to expel ogres) has been held since the early Heian period.
追儺（ついな）とは、大晦日(12月30日(旧暦)）の宮中の年中行事であり、平安時代の初期頃から行われている鬼払いの儀式。