Known simply as Sayaka, she is a vocalist and pianist for the Japanese music group Goose House. The group is most known on YouTube where their song covers have earned them more than 2.5 million subscribers and more than 1.3 billion views.
Goose House, originally known as PlayYou.House, debuted in 2010 with their first YouTube cover.
One of Goose House's most popular YouTube videos is "If it glows" which earned 30 million views alone after it was posted in November 2014.
She was born in Gunma prefecture, Japan.