Sayaca was born in Tokyo, Japan.
Due to her father’s job, she lived in New York, Lima and Mexico City
since she was very little.
After returning from Mexico to Japan, she studied at the art school
in Tokyo called 'Bunka Gakuin', where some world famous writers
such as Yasunari Kawabata and Shusaku Endo had taught.
Then, she entered the renowned Sophia University in Tokyo,
where she graduated with a bachelor’s degree in philosophy.
She started singing tango with the Japanese tango orquestra
'Astrorico' in 1996 and continued performing with them and
also with another tango group 'Machiko Komatsu & Tango Cristal'.
She lived in Buenos Aires between 2002 and 2008 and studied under Amelita Baltar, Guillermo Fernandez, Patricia Andrade, Lidia Borda
and Nora Faiman.
Since then, she has participated in various tango festivals in many different countries.
Together with Ryota Komatsu Unit, she has participated in Piazzolla's one of the greatest works, 'Maria de Buenos Aires', playing the role of Maria since 2013.
Currently, Sayaca lives in Tokyo and keeps singing in her own original style while also working as an instructor of cross-cultural courses for business people.