This paulownia speaker plays tender sounds, which collects and reverberates the sounds from your smartphone. The material, paulownia, has excellent acoustic properties and has been used for centuries for musical instruments such as Japanese harp. Another point is the techniques of its manufacture that has been making paulownia wood boxes for decades, which can make housing with no gaps. By combining these two elements, beautiful sounds and resonance was implemented. The stand supporting the housing is designed to make it compact when the speaker is not use by stacking them.