Koeosaeme has been played on NTS over 10 times, featured on 11 episodes and was first played on 22 October 2017.

Koeosaeme is Ryu Yoshizawa’s solo project which pursues the fusion of programming and sound art. From 2004, he has been a member of the sound artists group “OFFICE INTENZIO” under Yellow Magic Orchestra’s Yukihiro Takahashi. In addition, he is in charge of live event backup support and recordings for Ryuichi Sakamoto, Yukihiro Takahashi, Kyoka and many others. He also produces music commercially for Lotte and Square Enix.