isono (isonoproject), kagamine len, kagamine rin, vocaloid, hashtag-only commentary, highres, 1boy, 1girl, :d, arm up, balloon, black shirt, blonde hair, blue sky, bouquet, brother and sister, car, cloud, collared shirt, day, double-parted bangs, dress, flower, green eyes, hair between eyes, hair ornament, hair ribbon, hairclip, headset, jacket, looking at viewer, motor vehicle, necktie, open mouth, outdoors, parallel hairclips, ribbon, shirt, short hair, siblings, sky, smile, strapless, strapless dress, sunflower, twins, upper body, white jacket, white ribbon, yellow dress, yellow flower, yellow necktie