Design of showroom and live hall of house builder. Since the main space application is the reception and salon space. We tried "Visualization of sound" so that we can feel the sound even in normal times where we are not hosting live performances. The gold lattice that sticks along the void space spreads dynamically like shouting with megaphone. The wall was covered with a sound absorbing material, and the speaker was placed naked to expose the sound function. The space where the sound is visualized leaves the curiosity of live performance starting from now and the lingering memory of the sound