1boy, an extremely handsome male idol with meticulously styled neat short blue hair and vibrant blue eyes, singing passionately on stage while gripping a microphone tightly. He wears an ornate white and blue prince-style idol costume with a sharp-cut military jacket featuring prominent epaulets, a flowing cape, and intricate silver trim details. His posture is dynamic and energetic, capturing the peak of his performance. The stage is bathed in a kaleidoscope of colorful, dramatic lighting effects that shift and play across his form, emphasizing the high-quality texture of his costume and the intensity of his expression.
サンタクロース