Health problems also plagued her in her later years. In April of 1987, on the way to a performance in Fukuoka, Misora suddenly collapsed. Rushed to hospital, she was diagnosed with avascular necrosis brought on by chronic hepatitis. She was confined to a hospital in Fukuoka, and eventually showed signs of recovery in August. She commenced recording a new song in October, and in April of 1988 performed at a concert at the Tokyo Dome. Despite overwhelming pain in her legs, she performed a total of 39 songs.