2girls, ahoge, atlanta_(kancolle), black_hair, blunt_bangs, breasts, brown_hair, character_name, grey_eyes, gym_uniform, hair_bun, kantai_collection, multiple_girls, naka_(kancolle), red_shorts, running, short_sleeves, shorts, simple_background, sweat, thighs, tsukino_murakumo, twintails, white_background