best quality, masterpiece, realistic, photorealistic, 1girl, solo, grin, standing, full body, (holding microphone:1.2), voice actor, singing, cyb dress, dress, dark blue dress, long sleeves, frilled dress, layered dress, suspender skirt, white shirt, frills, sailor collar, bow, knee boots, stage in the backgorund, stage lighting, stage spotlight, detailed background, audience, people , <lora:idol_costume_style9_v1:0.7>