Yamamoto Sayaka’s reason for inactivity has been revealed, singer is undergoing medical treatment for abnormal thyroid balance

Many wondered why Yamamoto Sayaka (28) became inactive and stopped her radio show back in November 2020.

What was known was that she was taking a rest for poor physical condition but now the reason has been announced on Yamamoto’s website.

The singer is currently undergoing medical treatment for abnormal thyroid balance.

Yamamoto was told by her doctor last year that her thyroid gland was out of balance, and she was doing her day-to-day activities with restrictions. Yamamoto and staff felt it was in important that her physical condition was the highest priority and decided she needed to take a rest”.

Yamamoto was in the band MAD CATZ formed by music school friends during her junior high school years.  She then passed the audition for NMB48 in September 2010 and ranked #4 in the AKB48 General Election in June 2016.  Yamamoto graduated from NMB48 in November 2018 to focus on her solo music career.

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