A several hundred year long tradition and a young man challenging its boundaries. 'Bonsai Warrior' follows Masashi Hirao a Bonsai Artist who trained at the world famous Bonsai Garden 'Mansei-en'. After his Master died he decided to make it his life goal to give Bonsai a new and young makeover and show the world a new side to Bonsai. Even though the other Masters at the Mansei-en disapprove his goal, he sets off on a World tour promoting his Art. This Documentary shows the highs and lows he encounters during his trip as well as the challenges he faces back in Japan.