Akira Kaidoh

Kaidoh Akira, the most powerful member of the four ghost dragons, he is an elite warrior, a Tensai (genius), he is known for his swift and agile kicks, as well as his inch-wide insight and incredible reflexes, heralded as one of the most powerful characters in the early Shura no Mon chapters, he is Mutsu Tsukumo's arch rival and nemesis.