The Behcet's disease that he developed in his last years progressed and systemic pain left him unable to move freely, meaning that he had to endure great pain while performing prostration at the name succession ceremony.
晩年に発症したベーチェット病が進行して、この頃には全身に痛みがはしって思うように動けず、襲名披露の平伏の挨拶も苦痛に堪えながらのものであった。