2girls, ahoge, back-to-back, black hair, black serafuku, black shirt, black skirt, blue eyes, blue sailor collar, blue skirt, braid, cosplay, costume switch, cowboy shot, fubuki kancolle cosplay, hair flaps, hair ornament, hair over shoulder, long hair, medium hair, multiple girls, neckerchief, pleated skirt, red neckerchief, sailor collar, school uniform, serafuku, shigure kancolle cosplay, shirt, sidelocks, single braid, skirt, white sailor collar