sumino takumi, the hundred line -last defense academy-, absurdres, highres, 1boy, black hair, blue eyes, closed mouth, drawstring, grey jacket, hair between eyes, hand up, hood, hood down, hoodie, jacket, jacket over hoodie, long sleeves, male focus, multicolored hair, open clothes, open jacket, red hair, short hair, simple background, sleeves past wrists, solo, streaked hair, sweat, tangshuiqin, two-tone hair, white background, white hoodie