I admit I didn't look at the other suggestion, but as a happy owner of the Macrobat I will humbly add this to the list of contenders:
[link=http://translate.google.com/translate?hl=en&u=http://www.hokusei-kobe.co.jp/]Hokusei Macrobat[/link]
[youtube]http://www.youtube.com/watch?v=jMP-g9AnrMk[/youtube]
JP