Born in Tokyo, Japan, Chieko Yokoyama-Tancke started to play piano at the age of four. She studied piano under Professors Jan Horak and Vlado Perlemuter (visiting professor), and others at Musashino Academia Musicae in Tokyo. She also learned piano, especially French piano music, under Professor Kazuko Yasukawa (recipient of Legion d'honneur).
In 1977, Musashino Academia Musicae Orchestra had a concert tour in Germany. She was selected as a piano soloist and performed in the 29th Beethoven Festival in Bonn.
In 1980, Chieko moved to Germany and studied under Professor Klaus Hellwig at Hochschule der Kunste Berlin (the Berlin University of the Arts), where she graduated with "top honors" in 1983. In 1981, she won prizes in prestigious international piano competitions: "Rina Sala Gallo" in Monza and "the International Ettore Pozzoli Piano Competition" in Seregno, Italy.
While teaching, she continues to perform as a solo pianist and chamber musician in Berlin and other cities in Europe. She also holds concerts regularly with the members of Berlin Philharmonic, Deutsches Symphonie-Orchester Berlin, Deutsche Oper Berlin, and Berlin Konzerthausorchester.
Since 2008 Chieko has regularly performed at the Port de Sóller Classical Music Festival in Majorca, Spain.
In recent years, she has regularly performed at the Schloss Glienicke Concert Series in Berlin. Her repertoire ranges widely from Baroque to modern music.
Released CD (Ahl Classics): "Rachmaninoff (for Two Pianos)" by Alexander Malter & Chieko Yokoyama-Tancke.
Latest released CD (2018): "Piano Recital" (F.Chopin, A.Skrjabin und R.Schumann)