Prompt: best quality, masterpiece, highres, solo, {kousaka_reina_soundeuphonium:1.15}, black_hair, long_hair, purple_eyes, blush, bangs, closed_mouth, serafuku, blurry, 1girl, portrait, close-up, looking_at_viewer, anime_coloring, blurry_background
Negative prompt: {worst quality, low quality:1.40}, {zombie, sketch, interlocked fingers, comic:1.10}, {full body:1.10}, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, username, blurry, white border, {english text, chinese text:1.05}