Kazunori Seo was born in Kitakyushu (Japan) in 1974. He studied flute in Paris with Raymond Guiot, Kurt Redel, Patrick Gallois, Benoît Fromanger and Alain Marion at the Conservatoire National Supérieur de Musique, where he was awarded the Premier Prix in flute in 1998. He also studied chamber music with Pascal Le Corre, Emmanuel Nunès, Christian Ivaldi, and Ami Flammer, and was awarded the Premier Prix in chamber music at the Conservatoire in 1999. He concluded his Conservatoire studies with Maurice Bourgue.
His impressive list of awards in many international competitions includes Second Prize and the Audience Prize at the First Carl Nielsen International Flute Competition (1998, Odense/Denmark), Second Prize (no First Prize...