If we refer to the Vocaloid mascot as Hatsune Miku then we must refer to the prime minister of Japan exclusively as Abe Shinz which we do not  Although it is common in Japan to refer to people last name first the accepted standard on the English and other European languages Wikipedia is to refer to them in Western name order eg Thierry Henry Shinz Abe  Therefore we must refer to her as Hatsune Miku to a conform to standards and b avoid a massively desructive IP suit  Also isnt Sony the maker of Vocaloid