Saiyans are incredible beings that never fail to excite us Earthlings.
In this series, we hear from top athletes—whose astounding physical prowess makes them as close to being real Saiyans as Earthlings can be—about their training secrets and how to claim victory!
This time, Akihito Yamada, a pro rugby player who has taken his speed to the extreme, tells us how he trained to run 50m in just 5 seconds!
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