noun
first shopping of the new year; New Year's shopping on January 2
Refers specifically to the custom of going shopping on January 2, the first business day after the New Year holiday. Often associated with 初売り (first sale of the year).
See also: 初売り
正月二日は初買いに出かける人が多い。
Many people go out for their first shopping of the new year on January 2.