It stars 9-year-old martial artist Mahiro Takano.
World, meet Mahiro Takano—again. The 9-year-old martial artist stars in Sia's "Alive" video, released today (November 5). While alone in this abandoned industrial space, she is practicing Kankū-dai, where all blows are made with open hands—proof that she doesn't need anyone else. Sia got in touch with Mahiro after seeing videos of her, like this one with over 4 million YouTube views from when she was—get this—age 7. Watch below.