Colorado is fortunate to have 9 sister city relationships with Japan and one sister state/prefecture relationship. Many of these relationships are fostered by exchange programs between cities so be sure to follow these links if you're interested in traveling to Japan with members of your local communities!
1. Aspen - Katsuyama City and Shimukappu Village
4. Canon - Kahoku City
7. Frisco - Nishikawa Town
10. State of Colorado - Prefecture of Yamagata