arthasw, sumino takumi, the hundred line -last defense academy-, chinese commentary, commentary request, 1boy, ahoge, black hair, blue background, blue eyes, chromatic aberration, closed mouth, collarbone, drawstring, eyes visible through hair, flat color, grey jacket, hair between eyes, hood, hood down, hoodie, jacket, jacket over hoodie, male focus, multicolored hair, open clothes, open jacket, portrait, red hair, short hair, signature, simple background, solo, streaked hair, tsurime, two-tone hair, white hoodie