See also: ほっかい

Japanese

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For pronunciation and definitions of ぼっかい – see the following entries.
渤海
[proper noun] a 7-10th century kingdom located around northern China and Korean; Balhae
[proper noun] the Bohai Sea
Alternative spelling
勃海
(This term, ぼっかい (bokkai), is the hiragana spelling of the above term.)

(The following entry is uncreated: 牧会.)