Rule 34 Dev - 1girl aerial_fireworks box castle clock clock_tower commentary crescent_moon crown dress fireworks gift gift_box grand_piano harada_miyuki highres himemori_luna himemori_luna_(1st_costume) hololive instrument long_hair mini_crown moon piano pink_theme silhouette single_hair_ring star_(symbol) tower virtual_youtuber wavy_hair|24742243422