Ossia is a frequent guest to NTS, appearing on various shows between 18 June 2016 and most recently on 22 February 2019. Ossia has been played over 100 times on NTS, first on 17 August 2015. Ossia's music has been featured on 85 episodes.

Ossia is Daniel Davies, a.k.a. DJ Oa$is, a member of Bristol's Young Echo collective.