1girl, ahoge, alternate_costume, black_hair, blue_archive, breasts, collarbone, covered_navel, dark-skinned_female, dark_skin, gradient_hair, hair_ornament, hair_scrunchie, kakumayu, karin_(blue_archive), large_breasts, long_hair, looking_at_viewer, mask, mouth_mask, multicolored_hair, one-piece_swimsuit, pantyhose, ponytail, poolside, purple_hair, scrunchie, solo, swimsuit, water, yellow_eyes