15,000 of its Touch Wood SH-08C handsets, but after watching the ad below, you can bet there will be demand for more. It's a bit baffling to think of the trouble Drill, Inc. went through in order to assemble the pieces necessary for a wooden ball to trickle down a homegrown marimba, particularly in the midst of Kyushu, Japan's woodlands. Kenjiro Matsuo was responsible for the creation of the instrument, while Morihiro Harano is being handed credit for the idea itself; in fact, he confirmed to The New York Times that no artificial music was added whatsoever, with only the background levels being adjusted up for effect. You may have never listened to a piece of classical music in your life, but you're sorely missing out if you ignore Bach's Cantata 147, "Jesu, Joy of Man's Desiring." Or, at least the version in that video below.