moon, snow, and flowers; beauty of the four seasons
Poetic term originating from a poem by Bai Juyi, referring to the moon in autumn, snow in winter, and flowers (typically cherry blossoms) in spring, symbolizing the beauty of each season. Rare in modern everyday language; encountered in classical literature and traditional aesthetics.
See also: 雪月花
"Tsukiyukihana" is a poetic term expressing the beauty of the four seasons.
One can feel the charm of moon, snow, and flowers in this waka poem.