Seven-year-old Mahiro has become an internet sensation, thanks to a hit video demonstrating the young girl's amazing Karate moves.
In the video you can see Mahiro practising her moves in Kanku Dai, a form of Karate.
Mahiro has already achieved a black belt in Kanku Dai.
The video of Mahiro’s training sessions was uploaded to YouTube last week and has already over 500,000 hits.