noun
day of the ghost; extremely auspicious day (except for weddings)
A traditional lunar calendar day considered highly auspicious for most activities, but weddings are avoided. The term is primarily encountered in historical or cultural contexts.
See also: 暦注
鬼宿日は婚礼以外のすべてのことに大吉とされる。
The day of the ghost is considered very auspicious for everything except weddings.