rika mayuzumi, firefly (honkai: star rail), firefly (spring missive) (honkai: star rail), honkai: star rail, honkai (series), absurdres, commentary request, highres, 1girl, aqua bow, aqua bowtie, aqua hair, aqua nails, arms up, black hairband, blue pupils, bow, bowtie, closed mouth, cowboy shot, double v, drawn ears, drawn whiskers, fingernails, gradient hair, grey hair, grey sailor collar, grey skirt, hairband, long fingernails, long hair, long sleeves, looking at viewer, midriff peek, multicolored hair, nail polish, official alternate costume, pink background, plaid bow, plaid bowtie, plaid clothes, pleated skirt, purple eyes, sailor collar, school uniform, serafuku, shirt, simple background, skirt, smile, solo, untucked shirt, v, white shirt