noun
day of the Boar in the month of the Boar
Refers to the day of the Boar (亥の日) in the tenth month of the old lunar calendar (亥の月). Associated with the 亥の子の祝い festival, where children visit houses and pound the ground with stones or bundles of straw to pray for good health and a bountiful harvest. The term is culturally specific and rarely used outside this context.
See also: 亥の子の祝
旧暦十月の亥の日を亥の子といい、各地で亥の子の祝いが行われる。
The day of the Boar in the tenth month of the lunar calendar is called Inoko, and the Inoko festival is held in various regions.