Search: "式年遷宮だった"

1. Was a periodic relocation of the sacred palace.

1. year in which an imperial memorial ceremony is held (the 3rd, 5th, 10th 20th, 50th and 100th years after death and every 100 years thereafter)

1. construction of a new shrine and transfer of the enshrined object from the old to the new, occurring at a regular, preordained time

1. installation of a deity in a new shrine; transfer of a shrine

1. transfer ceremony (wherein a shrine's sacred object is moved from one building to another)

1. fixed-interval transfer ceremony (wherein a shrine's sacred object is transferred to a newly constructed main hall)

1. If/When the cyclical relocation of the palace…; If the palace's cyclical relocation were to happen…

1. imperial memorial ceremony (held on the anniversary of the emperor's or empress's death, on fixed years)

1. Every other year; Biennial

1. Probably every few years.; Likely a periodic event.