freckle, furekuru (freckle), hatsune miku, kagamine len, kagamine rin, kaito (vocaloid), abbey road, the beatles, vocaloid, bad id, bad pixiv id, derivative work, 2boys, 2girls, album cover redraw, aqua hair, black eyes, blonde hair, blue hair, crosswalk, formal clothes, hair ornament, hairclip, long hair, multiple boys, multiple girls, necktie, parody, ponytail, ribbon, short hair, shorts, siblings, skirt, skirt suit, suit, thighhighs, twins, twintails, very long hair, zettai ryouiki