Yukio Okumura Blue Exorcist Blue exorcist, Ao no exorcist, Yukio

However, Yukio's lack of stamina in summoning demons makes it difficult to maintain the summoning for long periods of time. Saburōta notes that this is the first time Yukio has summoned. Demon Form (Anime only) He is shown to have demonic powers in him later in the anime, allowing Satan to possess him without any danger as a perfect vessel.. Yukio Okumura (奥村 雪男, Okumura Yukio) is Rin's fraternal twin brother. Though initially believed to share Satan's power, Yukio was born fully human due to his frail body, with Rin inheriting all of their father's demonic traits. [ch. 1] However, a spiritual wound from Rin at birth granted Yukio permanent awareness of demons.

As the youngest exorcist in history, Yukio is an instructor at the Exorcist Cram School. Though he's a spawn of Satan, the teenager is human, unlike his twin, Rin, who inherited their father's blood. Yukio is skilled at exorcising demons with a gun and can dual-wield if the situation calls for extra firepower.. The Okumura brothers, born directly from history's most feared demon of demons, were looked as humanity's worst enemy. The fires that raged in that forest from Rin's blue flames were proof enough of the father/son lineage.