Array Mbira, the Water Instrument

I was browsing on Youtube when I stumbled upon this unique instrument, the Array Mbira I've seen them a couple of times at souvenir shops, but they only had like 6-10 tones each. I never knew it could be used in such in elaborate manner.

If I had to associate a sound with an element,

I'd have to say this instrument is falls into the category of water.