go to this site for the map pack you need
http://www.tenki.moonfruit.com

or just check the rules page of the tourney site
http://www.stw1v1.homestead.com

and then download the needed maps from the great ORG

TenkiKagutsuchi Ikoma

Daimyo of Tenki-Okibi

Clan Tenki-Okibi