The following video is related to an exhibition that it underway at the Contemporary Art Museum of Kumamoto.
https://www.facebook.com/david.king.144181/posts/10159595225194515
The exhibition is indoors so we may not get the full effect of Theo Jansen’s amazing creations (which are animated by only the power of the wind – completely analogue), but a segment I saw on TV was enticing nonetheless.
Hiromi Chida has posted a detailed explanation in both Japanese and English:
https://www.facebook.com/hiromi.chida.3/posts/10226476039267297
– Kirk