shiwa (siwaa0419), firefly (honkai: star rail), firefly (spring missive) (honkai: star rail), honkai: star rail, honkai (series), highres, 1girl, bag, black hairband, black ribbon, blush, bow, bowtie, buttons, collared shirt, double-breasted, gradient eyes, gradient hair, green bow, green bowtie, green pupils, grey hair, grey sailor collar, grey skirt, hair between eyes, hair intakes, hair ornament, hair ribbon, hairband, holding, holding bag, long hair, multicolored eyes, multicolored hair, open mouth, plaid bow, plaid bowtie, plaid clothes, pleated skirt, ribbon, sailor collar, shirt, simple background, skirt, smile, solo, teeth, white background, white shirt