Hideko Udagawa's international performances span thirty countries across Europe, North America – including a tour encompassing twelve cities with the Mozarteum Orchestra of Salzburg – and Asia-Pacific with the Warsaw Philharmonic under Kazimierz Kord.

She made her debut with the London Symphony Orchestra under Sir Charles Mackerras with a performance of Max Bruch's Violin Concerto.

As a guest soloist, she has toured with many UK-visiting orchestras including the Berlin Symphony, Polish Chamber and Bucharest Philharmonic and her festival appearances include the George Enescu,[2] City of London, Norfolk & Norwich, Perth, Brno, Ankara and Assisi festivals.

During Autumn 2011 she recorded Khachaturian's Concerto-Rhapsody and Lyapunov's Concerto with the Royal Philharmonic Orchestra (Signum, 2012) [6] Early in 2015, on Nimbus, Hideko Udagawa recorded rare 18th-century concertos with the Scottish Chamber Orchestra and conductor Nicholas Kraemer (Baroque Inspirations), and in the following September Glazounov's Concerto for Violin and Orchestra together with other works by Tchaikovsky, Chausson, Sarasate and Saint-Saens with the London Philharmonic.

[7] Other recordings on Nimbus include a CD devoted to the violin and piano music of Aram Khachaturian with Boris Berezovsky.