hikari (mitsu honey), kagamine len, kagamine rin, project diva, project diva (series), vocaloid, 1boy, 1girl, barefoot, beach, bikini, blanket, blonde hair, blue eyes, blush, bracelet, brother and sister, character name, crossed legs, day, flat chest, hair ornament, hairband, hairclip, indian style, jewelry, midriff, navel, outdoors, polka dot, polka dot bikini, polka dot swimsuit, short hair, siblings, sitting, swimsuit, twins, water