Just been in contact with TEIN UK, but they tell me they do not list any coilovers for Micra K11 at all!!
You can add Intraxx to the list as well :
http://www.intrax-suspension.eu/?cat=productdetail&prodid=188&title=Micra_1.0,_1.3_K11_schokdempers_RS&lang=EN
Sorry don't know how to post up pics here, didn't know you had to be registered to actually see the pics, however to register works as easy as to register on MSC...
http://www.micrafanclub.com/forum/index.php?topic=1642.45
http://www.micrafanclub.com/forum/index.php?topic=1014.75
These 2 members of the Dutch MicraFanClub have actually purchased and fitted the bodykit on their cars, it's not my cup of tea, but they might be able to tell you on fitting...