Japan ‧ Chiba Prefecture
Commonwealth of Australia ‧ South Australia
Japan ‧ Kagawa Prefecture
United States ‧ City of Newark, Essex County, New Jersey
Republic of Korea ‧ Chungcheongnam-do
Republic of Korea ‧ Nonsan City
United States ‧ Collin County, Texas
Japan ‧ Mihara City, Hiroshima Prefecture
Japan ‧ Ito City, Shizuoka Prefecture
Japan ‧ Narita City, Chiba Prefecture
Japan ‧ Tsukubamirai City, Ibaraki Prefecture
The Kingdom of Thailand ‧ Yang Talat
United States ‧ City of Long Beach, Los Angeles County, California
Socialist Republic of Vietnam ‧ Dong Thap Province
Japan ‧ Japan