1girl, ball, bare_legs, blue_eyes, bracelet, breasts, feet, flip-flops, full_body, holding, holding_surfboard, honkai_(series), honkai_impact_3rd, jewelry, kiana_kaslana, kiana_kaslana_(knight_moonbeam), legs, long_hair, midriff, ocean, sandals, solo, sougishi_ego, standing, surfboard, thigh_strap, transparent_background, water