This is called 'Osaka ichiran' (A Disturbance in Osaka) or 'Kawachikoku sakuran' (Kawachi Province Disturbance) (this is because many supporters of Jitsugen were from Kawachi while Ishiyama Gobo [Osaka] was located in Settsu Province).
これを「大坂一乱」または「河内国錯乱」と呼ぶ（石山御坊（大坂）は摂津国だが、実賢支持者に河内出身者が多くいたためである）。