masterpiece, best quality, solo, 1girl, aged up, happy, mari_ohara, ohara_mari, long hair, bangs, blonde hair, braid, crown braid, yellow eyes, hair rings, hair ornament, starlight-themed idol dress, deep navy and violet layers, sparkling cape, star hair accessory, glowing microphone, space-themed stage with floating constellations, dreamy lighting, mysterious and radiant presence, reaching toward the sky
