This is an emoji of moon-viewing, in the dark night there is a full moon
🌕 in the sky, a pampas grass
🌾 and some dangos
🍡 on the ground.
🎑 generally means moon-viewing, full moon, and Mid-Autumn Festival. This emoji often appears during the
🇨🇳 Chinese Mid-Autumn Festival and the
🇯🇵 Japanese Tsukimi, and it can be used with moon cakes
🥮 or sake
🍶 depending on the country.