Kimitsu-machi(12486) in Kimitsu-gun is changed to Kimitsu-shi(12225).

君津町(12486)が君津市(12225)に市制施行

100

http://data.e-stat.go.jp/lod/terms/sacs#CodeChangeEvent

http://data.e-stat.go.jp/lod/sac/C12225-19710901

http://data.e-stat.go.jp/lod/sac/C12486-19700928

http://data.e-stat.go.jp/lod/sac/C12486-19710901

http://data.e-stat.go.jp/lod/sacr/changesToCity

1971-09-01 ^^http://www.w3.org/2001/XMLSchema#date