best quality, masterpiece, highres, solo, {katou_hazuki_soundeuphonium:1.15}, short_hair, brown_hair, hair_ornament, hairclip, blush, brown_eyes, serafuku, 1girl, brown_shirt, brown_skirt, kitauji_high_school_uniform, long_sleeves, neckerchief, red_neckerchief, sailor_collar, school_uniform, shirt, skirt, white_sailor_collar, pleated_skirt, looking_at_viewer, closed_mouth, smile
