Mari Ohno is a sound artist, composer and sound designer, based in London and Tokyo. She was born in 1984 in Tokyo. She is studying at the MFA in Computational Studio Arts at Goldsmiths, University of London, after graduated from the MA in Creativity in Music and Sound at Tokyo University of the Arts. Her works are primarily focused in the areas of sound installation and electroacoustic composition, exploring various dimensions of human perception. In addition to her own work, she has also collaborated with other artists in composition and sound design for films.

Her works have been presented at various events in Japan and other countries, including the Museum of Contemporary Art Tokyo, Tokyo Wonder Site, FILE (Brazil), New York City Electroacoustic Music Festival, among others. Her works have been broadcast on TV and radio programmes internationally, such as BS Asahi (Japan), NHK (Japan), Radio France (France), and Stress FM (Portugal).

She has been selected for prestigious competitions including Japan Media Arts Fesitival as the jury selection, Tokyo Sonic Art Award as the Grand Prix, the International Composition Competition and Workshop Adelaide (Australia) as one of ten winners, CCMC 2012 (Japan) as a finalist of Le Prix ACSM116, and nominated for the 18th and 19th Campus Genius Award (Japan). In addition, her works have also been selected for participation in international conferences and art festivals, such as NIME, ISSTC (Ireland), Invisible Places (Portugal), WOCMAT (Taiwan), among others.