Hiroki Hoshino is an active jazz double bassist in the Melbourne scene. His musical roots stem from classical training on the piano and violin since the age of 5, and began jazz and improvised music on double bass in 2010. Since then he has performed at venues such as Bennetts Lane jazz club, Uptown jazz café, Paris Cat jazz club, Conduit Arts and Wangaratta jazz festival with artists including Bopstretch, Allan Browne, Aaron Choulai, James Sherlock, David Rex and Gerald Clayton. Currently involved with the Mingus Thingus band, Niran Dasika's Manticore, Destination Moon, and leads quartets and quintets of his original music.

When not performing Hiroki teaches Double Bass.