1girl, animal_ear_fluff, animal_ears, aqua_ribbon, bare_legs, bare_shoulders, barefoot, bikini, bikini_skirt, black_bikini, black_hair, blue_archive, blush, cat_ears, crossed_bangs, embarrassed, extra_ears, frilled_bikini, frilled_skirt, frills, from_above, full_body, guree_(haiiro), hair_between_eyes, hair_ribbon, halo, long_hair, looking_at_viewer, navel, off-shoulder_bikini, off_shoulder, official_alternate_costume, perspective, raised_eyebrows, red_eyes, ribbon, serika_(blue_archive), serika_(swimsuit)_(blue_archive), sitting, skirt, solo, stomach, sweat, swimsuit, thighs, toes, twintails