aotsuki eito, sumino takumi, the hundred line -last defense academy-, absurdres, artist request, chinese commentary, commentary request, commission, highres, mixed-language commentary, second-party source, 2boys, ahoge, alternate costume, black bag, black hair, black jacket, black necktie, black pants, blue eyes, bright pupils, character charm, charm (object), collared shirt, eyelashes, glasses, grey eyes, grey hair, grey sweater vest, hood, hood down, hoodie, jacket, jacket over hoodie, long sleeves, male focus, multicolored hair, multiple boys, necktie, open mouth, pants, rain, red hair, school uniform, shirt, short hair, sleeves past wrists, smile, streaked hair, sweater vest, too many watermarks, two-tone hair, umbrella, watermark, white hoodie, white pupils, white shirt, wing collar