[2] Unno began his career by joining the trio of Japanese jazz musician Yoshio Suzuki and played professionally in Japan for the next 10 years.
In 2010, Unno was recommended to play at the Jazz Rising Stars Program of Ravinia Festival by Nathan Davis and Curtis Fuller.
[4] Unno has performed at the Kennedy Center, Blue Note Jazz Club, and Village Vanguard.
He has released six jazz albums including Journeyer, which was recorded with American musicians Hassan J.J. Shakur and Jerome Jennings.
[6] In September 2020, Unno was attacked in a hate crime incident by a group of eight teenagers while exiting a subway station in Harlem, New York City.