day of the Rooster
Refers to the day of the Rooster in the Chinese zodiac cycle, especially associated with the Tori no Ichi festival in November.
酉の日には、浅草の酉の市に行く人が多い。
On the day of the Rooster, many people go to the Tori no Ichi fair in Asakusa.
Standard kanji spelling for the zodiac day.
Kana-kanji mixed spelling, sometimes used for clarity or in casual contexts.
From 酉 (rooster, the tenth sign of the Chinese zodiac) + の (possessive particle) + 日 (day).