katahaba (wawawa wa haha), aotsuki eito, kawana tsubasa, sumino takumi, the hundred line -last defense academy-, highres, 1girl, ahoge, arm pouch, breast pocket, clothes writing, collarbone, covering own mouth, crop top, cropped torso, fingerless gloves, glasses, gloves, greyscale, hand on own hip, hat, holding, holding screwdriver, hood, hoodie, jacket, jacket over hoodie, jewelry, long hair, looking ahead, looking at another, looking at viewer, monochrome, multicolored hair, multicolored jacket, multiple boys, necklace, pocket, ponytail, screwdriver, short hair, signature, simple background, streaked hair, two-tone jacket