2girls, aqua_bikini, bikini, black_bikini, black_hair, breasts, colored_inner_hair, fang, feet_out_of_frame, frilled_bikini, frills, hairband, hamakaze_(kancolle), hands_on_own_thighs, heart, igarashi_mangou, kantai_collection, large_breasts, long_hair, multicolored_hair, multiple_girls, naganami_(kancolle), naganami_kai_ni_(kancolle), pink_hair, polka_dot, polka_dot_bikini, sunburst, sunburst_background, swimsuit, two-tone_hair, wavy_hair, white_hairband