Webnearly five centuries ago, during the sengoku era, kokushibo was a human by the name of michikatsu tsugikuni (継 (つぎ) 国 (くに) 巌 (みち) 勝 (かつ) tsugikuni michikatsu?),.
Webkokushibo pursues strength and greatly desires to be the strongest, causing an inferiority complex towards his younger brother.
At first, he thought of himself as superior and.