秋しゅう分ぶんの日ひしゅうぶんのひ○Meanings1nounAutumnal Equinox DayA Japanese national holiday around September 22–24, traditionally a time to honor ancestors and visit family graves.秋しゅう分ぶんの日ひは、お墓はか参まいりに行いく人ひとが多おおい。