1girl, ahoge, arm_support, beach_umbrella, bikini, blue-tinted_eyewear, blue_archive, bluefish_0025, collarbone, eyewear_on_head, frilled_bikini, frills, hair_bobbles, hair_ornament, halo, heterochromia, hoshino_(blue_archive), hoshino_(swimsuit)_(blue_archive), inflatable_toy, inflatable_whale, long_hair, low_twintails, mismatched_pupils, official_alternate_costume, parasol, pink_hair, stuffed_whale, sunglasses, swimsuit, tinted_eyewear, twintails, umbrella, white-framed_eyewear, white_bikini