no, she is not a vocaloid.

Tag dump:
MMWhiteIL, long hair, twintails, grey hair, blue eyes, blunt bangs, white hairpods, sidelocks, hair ornament,   

white armor, shoulder armor, breastplate, midriff, checkered skirt, navel, vambraces, pauldrons, arm guards, black thighhighs, crop top,

MMBlackIL, long hair, twintails, grey hair, blunt bangs, blue eyes, black hairpods, sidelocks, hair ornament,   

black armor, midriff, navel, shoulder armor, checkered skirt, vambraces, breastplate, pauldrons, arm guards, white thighhighs, crop top,