1boy, bad_pixiv_id, bag, black_hair, blunt_bangs, buttons, child, clothes_lift, clothes_pull, cocolo_(co_co_lo), gakuran, hat, lens_flare, lifted_by_self, looking_away, male_focus, original, school_bag, school_uniform, shorts, shorts_pull, sitting, solo, train_interior, unworn_hat, unworn_headwear, window