Where do I get a Moschino Accordion?

Where do I get a Moschino Accordion? 

Good Question.  

My Dallas Vietty (shown in the link below) gives an overview of the system, and may know a source of product. 

https://www.youtube.com/watch?v=3x-7_BeMgXc

As of 2025,  Siwa and Figli can manufacture these.

https://www.siwafigli.com/en