the U.S. Eventually, Masuda's engagement to Noguchi led to Pink Lady's disbandment two years later. The relationship was dissolved in 1984 when Noguchi had an affair with actress Keiko Saito. On June 23, 2002, Masuda married , president of the sound production company . Health issues On December 16, 1977, Masuda collapsed backstage after a Pink Lady show. She was rushed to the hospital, where doctors discovered that she had burst an appendix. Following the surgery, she went against doctors' orders and continued to perform by wrapping her midsection with plastic wrap to keep the stitches closed and prevent any pus from ruining her costumes. Masuda suffers from Graves' disease. In an interview with Yomiuri Shimbun, she first felt the symptoms of the disease in 1990 and temporarily stepped away from her singing and acting career when her tremors and sudden weight loss became evident. She revealed that her elder sister also has Graves' disease. Masuda struggled with a swollen thyroid during Pink Lady's 2003 tour; despite concerns from fans, she refused to conceal her neck. She has since kept her condition stable with proper treatment. In 2013, Masuda revealed that she also has Ménière's disease. She said that she experienced sudden hearing loss during her late 20s and was diagnosed with the disease in 2010 when she started developing the same symptoms. Discography Studio albums International releases Compilation albums Cover albums Singles Bibliography (Wani Books, 1990 October) (Gentosha, 2004 September) References External links (Victor Entertainment) (Nippon Columbia) (Warner Music Japan) English Pink Lady Fansite Japanese idols Japanese women pop singers Japanese musical theatre actresses 1957 births Living people People from Shizuoka (city) Musicians from Shizuoka Prefecture People with Ménière's Disease Victor Entertainment artists