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Richland
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Beaverton
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Cary
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Location: Washington,USA
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Location: Oregon,USA
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Location: North Carolina,USA
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Area: 98km2
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Area: 42km2
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Area: 113km2
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Population：54,989
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Population：95,000
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Population：155,918
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Since：June 6, 1988
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Since：June 7, 1988
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Since：March 31, 1993
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Fairfield City
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Cupertino
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Okayama City
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Location：New South Wales,Australia
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Location：California,USA
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Location：Okayama Prefecture,Japan
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Area：104km2
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Area：28km2
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Area：659km2
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Population：198,817
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Population：64,000
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Population：720,989
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Since：September 8, 1994
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Since：March 9, 2007
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Since：April 21, 2003
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Plano
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Puerto Princesa
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Chiayi City
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Location：Texas,USA
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Location：Palawan Province,Philippines
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Location：Republic of China on Taiwan
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Area：186km2
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Area：2,540km2
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Area：60km2
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Population：259,841
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Population：211,000
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Population：269,717
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Since ：September 22, 2003
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Since ：February 10, 2006
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Since ：October 9, 2002
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Airai State
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Location：Airai,Republic of Palau
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Area：25.16km2
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Population：2,537
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| Since：April 20, 2011 | ||
Visitor：67767