Federal Republic of Germany ‧ Hannover
Japan
Japan ‧ Narita City, Chiba Prefecture
Japan ‧ Kagawa Prefecture
Kingdom of the Netherlands ‧ Utrecht Region
Japan ‧ Miyagi Prefecture
Japan ‧ Choshi City, Chiba Prefecture
United States ‧ Dallas County, Texas
United States ‧ San Bernardino County, California
State of Israel ‧ City of Ramat-Gan, Tel Aviv District
Japan ‧ Chiba Prefecture
Commonwealth of Australia ‧ City of Logan, Queensland
United States ‧ City of Lomita, Los Angeles County, California
United States ‧ City of Los Angeles, Los Angeles County, California
Republic of Korea