1girl, ahoge, arm_up, armpits, bare_arms, bare_legs, bare_shoulders, bikini, blue-tinted_eyewear, blue_archive, blue_eyes, blue_sky, breasts, cloud, day, eru_daydream, frilled_bikini, frills, hair_bobbles, hair_ornament, halo, heterochromia, holding, holding_removed_eyewear, hoshino_(blue_archive), hoshino_(swimsuit)_(blue_archive), inflatable_toy, inflatable_whale, long_hair, low_twintails, navel, official_alternate_costume, open_mouth, outdoors, pink_hair, sky, small_breasts, solo, stomach, sunglasses, swimsuit, thighs, tinted_eyewear, twintails, unworn_eyewear, wading, water, white-framed_eyewear, white_bikini, yellow_eyes