hotarihotaru, kokona (blue archive), kokona (swimsuit) (blue archive), blue archive, absurdres, commentary request, highres, 1girl, :o, animal ears, beach, bikini, bikini skirt, black streaks, blue halo, blue sky, blurry, blush, braid, brown eyes, bucket, day, depth of field, forehead, frills, grey hair, hair ornament, hairclip, halo, holding, holding bucket, long hair, low-tied long hair, low twin braids, multicolored hair, navel, official alternate costume, open mouth, outdoors, parted bangs, plaid bikini, plaid clothes, sand, sand castle, sand sculpture, sky, solo, stomach, streaked hair, swimsuit, tiger ears, twin braids, v-shaped eyebrows, very long hair