United States ‧ City of Fremont, Alameda County, California
Japan ‧ Okinawa Prefecture
United States ‧ City of San Gabriel, Los Angeles County, California
United States ‧ City of Long Beach, Los Angeles County, California
Japan ‧ Chiba Prefecture
United Kingdom
United States ‧ Territory of Guam
Belize ‧ Orange Walk Town, Orange Walk District
United States ‧ New Mexico
Japan ‧ Narita City, Chiba Prefecture
Japan ‧ Kagawa Prefecture
Republic of Korea ‧ Gumi City, North Gyeongsang Province
Federal Republic of Germany ‧ Hessen
Malaysia ‧ Penang
Japan
Republic of the Marshall Islands ‧ Atoll of Aur
Republic of the Marshall Islands
Japan ‧ Kumamoto Prefecture
Czech Republic ‧ City of Brno, South Moravian Region