Katayama Guitar ｜ Developing innovative Electric Acoustic Guitar

The models with pickups mounted on the guitar surface and named SMPU(Surface Mount Pick Up) system.

SMPU captures, because of its position, far less signals directly from the strings than USPU does, but the vibrational signals from the whole instrument. Besides that, SMPU is exposed to the outside and results in, not muffled, greatly open sounds.