Yoshiko Masaki was born in Osaka, Japan. She started playing the piano at age 4 and studying the organ at age 18.

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She did a Bachelor of Music major in Organ at the Kobe College in Nishinomiya, Japan, followed by a Master of Music Performance: under Guy Bovet at Music Academy Basel, Switzerland.

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Today she works as an Organist at the Reformed Church in Uetikon am See and the Reformed Church in Hinwil.

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She can also be seen performing as an organ solist or in Cooperation with other musicians in Japan and Europe.