Meizo is an emissary from Queen Lafresia who appears to Harlock in the form of a 4-D projected image. She advises Harlock to return to earth and forgo combat with Mazone fleet from the safety of her own ship, or at least what passes for safety before the Arcadia's main guns blast her to bits.

http://www.cornponeflicks.org/harlock/mazone.html