After the chuin (a period of mourning lasting seven weeks) (the end of chuin is also called "kiake," which means the end of mourning), on the one hundredth day after the death, a hoyo of hyakkanichi (one hundredth day) is held.
中陰（忌明け）後、命日から100日目に「百ヶ日」の法要が行われる。