1girl, air_bubble, angelfish, animal, animal_ear_fluff, animal_ears, black_one-piece_swimsuit, blue_archive, blue_eyes, breasts, breath, bubble, competition_swimsuit, extra_ears, fish, hair_ornament, holding, large_breasts, lily_pad, looking_at_viewer, official_alternate_costume, one-piece_swimsuit, open_mouth, ponytail, rou_(rou22), shiroko_(blue_archive), shiroko_(swimsuit)_(blue_archive), solo, swimsuit, thighs, tropical_fish, underwater, white_hair, wolf_ears, x_hair_ornament