United States ‧ Dallas County, Texas
Republic of Korea ‧ Daegu Metropolitan City
Japan ‧ Yokohama City, Kanagawa Prefecture
United States ‧ City of Seattle, King County, Washington
Japan ‧ Narita City, Chiba Prefecture
Japan ‧ Shibayama-cho, Chiba Prefecture
Commonwealth of Australia
Japan ‧ Kagawa Prefecture
Japan ‧ Osaka Prefecture
Republic of the Philippines ‧ Angeles City
The Kingdom of Thailand
United States ‧ City of Irvine, Orange County, California
Republic of Korea ‧ Gumi City, North Gyeongsang Province
Japan ‧ Chiba Prefecture
United States ‧ City of Fremont, Alameda County, California
United States ‧ Territory of Guam
Republic of Korea ‧ Nonsan City, South Chungcheong Province
Czech Republic ‧ Brno