S. Kiyotaka & Omega Tribe has been played on NTS in shows including The Early Bird Show w/ Spirit Blue, featured first on 15 December 2021. Songs played include River's Island and River's Island = リヴァース・アイランド.

Omega Tribe (オメガトライブ; sometimes stylized as Ωmega Tribe) was a Japanese soft rock and city pop project that was led by producer Koichi Fujita, with the bands being handled by industry veterans Tetsuji Hayashi, Tsunehiro Izumi, and Hiroshi Shinkawa at different times. The project was active during the early 80's to the late 90's, having several hits during its lifespan with the help of lyricists, composers, and arrangers. The…