TOKYO: Fans waved glow sticks at an animated character on stage, having packed a sold-out Hollywood concert hall to see their virtual idol perform - showcasing the global ambitions of Japan's "VTuber" subculture. Pink-haired musician and livestreamer Mori Calliope looks just like a character from an anime, brought to life on stage through a hologram-like illusion. Platforms like Netflix have helped take Japanese anime mainstream - and Calliope's Tokyo-based talent agency wants its roster of