(masterpiece, best quality:1.3), fireworks high_quality, perfection (night:1.2), sky, 1girl (posing:1.2), looking at viewer, very short hair, black hair, under bust, fit, wearing yukata, from behind, closed clothes, open back, medium breast, solo, (evil smile:1.2), perfect body, victory hand, outdoors, (fireworks:1.2), night sky<lora:yoiko_LORA-1.2:1>
