1girl, ahoge, ass, ball, beachball, bikini, blue_hair, blue_sky, breasts, cloud, crossed_bangs, day, flower, frilled_bikini, frills, from_behind, ganyu_(genshin_impact), genshin_impact, goat_horns, hair_between_eyes, holding, holding_ball, horns, long_hair, looking_at_viewer, ocean, outdoors, palm_tree, pengrani, purple_eyes, sky, summer, sun, swimsuit, thigh_strap, thighs, tree, wading, white_bikini