In 2009, Dai Miyata won the Grand Prix in the 9th Rostropovich Cello Competition, becoming the first Japanese competitor to win the grand prize in the world's most prestigious competition. He won first prize in all of the contests in which he has participated. His splendid performances have attracted a lot of attention of composers and co-performers, gaining high praise from the world-class conductor Seiji Ozawa. He has performed internationally as one of the leading cellists from Japan.
Miyata graduated from the Conservatoire de Musique de Genève in Switzerland in 2009, and the Kronberg Academy in Germany in June 2013. He has studied cello with Sumiko Kurata and Frans Helmerson, and chamber music with the Tokyo Quartet, Sadao Harada, Koichiro Harada, Tomoko Kato, Nobuko Imai, Richard Young, and Gabor Takács-Nagy. Miyata has been actively performing as a concerto soloist with various major orchestras around the world, including the Orchestre de Paris, The State Academic Symphony Orchestra of Russia, the Sinfonietta Frankfurt, the Deutsche Radio Philharmonie Saarbrücken Kaiserslautern, the Slovak Philharmonic, the Prague Radio Symphony Orchestra, the Hungarian Radio Symphony Orchestra (Budapest Symphony Orchestra), the Vietnam National Symphony Orchestra, as well as major orchestra in Japan. He has also been working with world-famous conductors including Seiji Ozawa, Eliahu Inbal, Leoš Svárovský, Christoph Poppen, Dan Ettinger, Valery Polyansky, and Vassily Sinaisky, and has been co-performing with prominent musicians including Lynn Harrell, Gidon Kremer, Yuri Bashmet, Maxim Vengerov, and Augustin Dumay.
Miyata has also appeared in some documentary works including "Dialogue between Cellist Dai Miyata (25 years old) and Seiji Ozawa via Music" (nominated for the Prize of the Art Festival of the Agency for Cultural Affairs, Government of Japan), "The Youth in a Quartet", "NHK World - Rising Artist Dai", as well as the TV shows including "Classical Music Club", "La La La Classic", "Untitled Concert", "Hodo Station", "Nikkei Special Reserved Seat: Kanjuro Kiritake - Profound World of Bunraku", and "Tetsuko's Room". He also caused a great sensation by filling over 2000 seats at the major concert halls including the Suntory Hall and the MUZA Kawasaki Symphony Hall, which was unusual for a cellist.
He has received various other prestigious awards and prizes, including the 6th Hideo Saito Memorial Foundation Award, the 20th Idemitsu Music Prize (2010), the 13th Hotel Okura Music Award (2012), and the 74th Music Competition of Japan (2005). He is the recipient of scholarships from both the 35th Ezoe Scholarship Foundation and the Rohm Music Foundation.
Recently, he has been actively involved with the development of young musicians by serving as a judge in the international competitions and as an instructor at the Rohm Music Seminar in 2019.
Miyata plays the 1698 Stradivarius cello known as “The Cholmondeley” lent by the Ueno Fine Chemicals Industry, Ltd.