1girl, ass, azure_striker_gunvolt, back, bikini, black_bikini, blue_hairband, blue_sky, breasts, brown_eyes, brown_hair, cloud, cougar_(cougar1404), cowboy_shot, day, dutch_angle, from_behind, gunvolt_chronicles_luminous_avenger_ix, hairband, kohaku_(gunvolt), looking_at_viewer, looking_back, medium_breasts, medium_hair, outdoors, sky, solo, splashing, strapless, strapless_bikini, swimsuit, wading, water, wet