
There are 22 Sister City relationships between cities in New England and Japan and three Sister State relationships.


Connecticut
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New Britain - Atsugi (Kanagawa) May 31, 1983
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Wethersfield - Nagayo-cho (Nagasaki) May 19, 1997
Maine
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Portland - Shinagawa-ku (Tokyo) Oct. 13, 1984
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Bath - Tsugaru (Aomori) Sep. 6, 1993
Massachusetts
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Boston - Kyoto (Kyoto) Jun. 24, 1959
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Medford - Nobeoka (Miyazaki) Aug. 29, 1980
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Cambridge - Tsukuba (Ibaraki) May 8, 1984
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Arlington - Nagaokakyo (Kyoto) Sep. 21, 1984
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Springfield - Takikawa (Hokkaido) Sep. 22, 1987
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Fairhaven/New Bedford - Tosashimizu (Kochi) Dec. 2, 1987
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Plymouth - Shichigahama (Miyagi) Oct. 3, 1990
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Salem - Ota-ku (Tokyo) Nov. 18, 1991
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Amherst- Kanegasaki (Iwate) Aug. 18, 1993
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Concord - Nanae-cho (Hokkaido) Nov. 15, 1997
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Marlborough - Akiruno-shi (Tokyo) Nov. 3, 1998
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Gloucester - Tamano-shi (Okayama) Jul. 23, 2004
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Revere - Date-shi (Fukushima) August 2, 2016
New Hampshire
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Portsmouth - Nichinan (Miyazaki) Sep. 5, 1985
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Hanover - Nihonmatsu-shi (Fukushima Jul. 30, 1999
Rhode Island
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Newport - Shimoda (Shizuoka) May 5, 1958
Vermont
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Rutland - Hanamaki (Iwate) Oct. 6, 1986


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Maine (state) - Aomori May 25, 1994
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Massachusetts (state) - Hokkaido February 7, 1990
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Vermont (state) - Tottori July 18, 2018