inaba shiki, arona (blue archive), blue archive, adversarial noise, highres, 1girl, arm behind head, arm up, artist name, bare shoulders, black one-piece swimsuit, blue background, blue eyes, blue hair, blue halo, bow hairband, braid, breasts, character name, collarbone, colored inner hair, competition school swimsuit, contrapposto, covered navel, cowboy shot, eyes visible through hair, flat chest, gradient background, hair between eyes, hair over one eye, hair ribbon, hairband, halo, loli, looking at viewer, multicolored hair, one-piece swimsuit, open mouth, pink hair, ribbon, school swimsuit, short hair, signature, single braid, small breasts, smile, solo, standing, swimsuit, thighs, watermark, watermark grid, white hairband