4boys, 4girls, animal_ears, bad_pixiv_id, beach, bikini, cat_ears, eunie_(xenoblade), food, grey_hair, head_wings, heart, lanz_(xenoblade), male_swimwear, manana_(xenoblade), mio_(xenoblade), multiple_boys, multiple_girls, natsutomoki, noah_(xenoblade), nopon, official_alternate_costume, outdoors, ponytail, riku_(xenoblade), sand, sand_sculpture, sena_(xenoblade), shaved_ice, smile, squatting, swim_trunks, swimsuit, taion_(xenoblade), white_wings, wings, xenoblade_chronicles_(series), xenoblade_chronicles_3