expression
best is Fuji, second is a hawk, third is an eggplant
A traditional proverb listing auspicious things to see in one's first dream of the new year (hatsuyume). The order is fixed and the phrase is used as a set expression.
初夢に一富士二鷹三茄子を見ると縁起がいいと言われている。
It is said that seeing Mount Fuji, a hawk, and an eggplant in your first dream of the year is auspicious.
Refers to the first dream of the new year, which is the context in which 一富士二鷹三茄子 is traditionally mentioned.
The exact origin is uncertain, but it is a traditional Japanese proverb dating back to the Edo period. The three items are considered auspicious symbols: Mount Fuji (Japan's highest mountain), a hawk (a clever and strong bird), and an eggplant (a homophone for 'achieving something great' in an old wordplay).