Hatsune Miku Goes Highbrow By ROLAND KELTS Special to The Japan Times On her own, Japanese pop superstar Hatsune Miku can't sing. Nor can she rap, dance or DJ. She is drug- and alcohol-free because she can't indulge in either, and she can't have affairs or engage in offstage shenanigans fit for YouTube scandals or tabloid headlines. Now entering her sixth year as a beloved idol with a global fan base, she looks as youthful and demure as she did when she debuted. She can't even get old. Itoh, CEO of Sapporo-based Crypton Future Media, is a software developer and so-called meta-creator, whose goal is to aid others in realizing their artistic endeavors. In 2007, he asked a graphic artist named Kei to create an anime-inspired digital avatar, the kind of cartoon-company mascot common in Japan, to represent both Crypton and its virtual-voice program for Yamaha's Vocaloid software — a singing-voice synthesizer. Vocaloid enables its users to create songs by typi...