FAQ 2022 Update 1. What is the AsaChan made of? The AsaChan is made from ESS Nitrated Carbon steel or ESS Chrome Steel, which is Half-deep-drawn, Half-Hand Sunk and hand hammered into tune. 2.¬†Who builds the AsaChan? All our instruments are handcrafted by the EchoSoundSculpture Team consisting of Ezahn, Flavio Brant Alvim and Valerio Menon. … Continue reading FAQ