Аkiko Tatsumi graduated first on the list of the strings course at Toho Gakuen School of Music and was sent to West-Berlin as musical delegation by the Agency for Cultural Affairs, where she studied with Saschko Gawriloff. She was a prize winner international contests. Akiko Tatsumi played with orchestras of Japan and Germany.

In 1986 she gave recitals and lessons in Beijing and Shanghai conservatory by the invitation of the Chinese Ministry for Cultural Affairs, as well as master classes at the following institutions: California University, Hochschle fuer Musik Mozarteum in Salzburg, Wien University, Graz University and Hochschle Musik Zurich. Apart from teaching at international music academies in many parts of the world like France, Portugal and Japan every summer, she has sat on the judging panel on many international violin competitions including Oistrakh, Wieniawski and Monaco. Having taught at Hochschle der kun ste Berlin, she is now a head professor of the string section of Toho Gakuen School of Music, Japan, and the Music Director of Courchevel International Music Academy in Kasama, Japan.