Genma Kannagi

神凪 厳馬
Ren and Kazuma039s strict father. Though he is responsible for banishing Kazuma from the Kannagi family he only wanted his son to find his own path. Genma is the strongest EnJutsushi of the Kannagi039s and wields the blue God Flame Shinen which only eleven others have wielded since the founding of the clan. Source: Wikipedia