関東八州
かんとうはっしゅう
kantouhasshuu
JMdict entry #2244070
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noun (common) (futsuumeishi)
the eight Edo-period provinces of Kanto (Sagami, Musashi, Awa, Kazusa, Shimousa, Hitachi, Kouzuke and Shimotsuke)
see: 関八州