Kokuhyou is a tall man with long, dark hair tied in a ponytail and a mustache. He wears traditional clothes, a small hat, a dark cape and armor. Kokuhyou lost his right eye and sports a white patch with a white cross-shaped mark.
Kokuhyou is a stone-faced and stern person, yet he's very loyal to the First Emperor Hakutoku which is later served his surviving son, Hakuryuu Ren, in his campaign.
Kokuhyou's first appearance is alongside that of Kouen Ren. He and the Right General, Seiryuu Ri, are standing at the army's base in Balbadd, in front of the throne where Kouen is sitting, waiting for Judar's return.
By his position it's assumed that he has great military skill and experience.
- Assimilation: Kokuhyou transforms into a monstrous and ferocious form. Kokuhyou can absorb others' Magoi by using creepers.
When Hakuryuu decided to make a rebellion again Kouen Ren, both him and Seiryuu Ri decided to follow him because they were the trustful subordiantes of king Hakutoku Ren so they believed that Hakuryuu is the true sucessor.
- His first name means Black Panther. His last name means Circumference.
- "Kokuhyou" is the Japanese pronunciation; in Chinese his name would be Hēibiāo.
- He shares the same family name as Kokuton Shuu.