1girl, arm_strap, ass, bare_shoulders, bikini, black_bikini, black_hairband, blue_hair, blush, breasts, butt_crack, cup, eula_(genshin_impact), fantongjun, from_behind, genshin_impact, hair_ornament, hairband, large_breasts, looking_back, medium_hair, parted_lips, pool, poolside, purple_eyes, sitting, solo, swimsuit, thigh_strap, thighs, water