Any empty hand martial system can be costly. Yokatai is worth its metal and much more. You won't be offered tricks, but it exposes you to the advances in your biological sphere. Proper mindset, basic battle ready mechanics, fight aggression, contact mechanics, and so on. Enjoy the freedom of knowing you're embodied with more power than the universe could offer you. The YOKATAI platform is a direct solution.
(Ask for details) What's your life worth to you? You can live with power, or you can shrivel and die. This option is the core of YOKATAI principals. The intention is to build the most aggressive physical warrior within you, without aggressive emotions. This is the most psychological and stressful training YOKATAI is willing to offer to the open public.
(Details are disclosed for qualified inquiries)