1girl, arms_up, azur_lane, bare_arms, bare_legs, bare_shoulders, bikini, black_bikini, blue_hair, blush, breasts, collarbone, halterneck, helena_(azur_lane), irohara, knee_up, long_hair, looking_at_viewer, manjuu_(azur_lane), medium_breasts, multi-strapped_bikini, navel, o-ring, o-ring_bikini, purple_eyes, smile, solo, stomach, swimsuit, thighs, upside-down, v, very_long_hair