After Sho had defeated his father, it was revealed Takeshi was an X-Zone native that had been transported from Imperial Island to Earth, then he subsequently started a family, built Flame Kaiser and X-Zone MTB course before the accident.
Takeshi was an X-Zone native. This was what it was revealed. This X-Zone native had been transported from Imperial Island to Earth. Sho had defeated his father. He subsequently started a family. A family was built Flame Kaiser before the accident. A family was built X-Zone MTB course before the accident.