Webnearly five centuries ago, during the sengoku era, kokushibo was a human by the name of michikatsu tsugikuni (็ถ™ (ใคใŽ) ๅ›ฝ (ใใซ) ๅทŒ (ใฟใก) ๅ‹ (ใ‹ใค) 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.