The Tupperware synthesizer from ADACHI Tomomi.

Tupperware Synth

ADACHI Tomomi is a Japanese poet, performer, composer and installation artist. He writes music for a “punk style choir called the “Adachi Tomomi Royal Chorus”. He also makes synthesizers and Theremins out of Tupperware!

ADACHI’s self-made instruments are consists of simple electronic circuit, almost case built in Tupperware. They never can make precise pitch, but have good sound and noise, easy to operate and carry and worked by battery. Of course the funny and pretty looks are important aspects. –

via Gizmodo