渤海 Traditional form: 渤海 Pinyin (reading): Bó Hǎi Definitions: Bohai Sea, or Bo Hai, between Liaoning and Shandong Parhae, Korean kingdom in Manchuria and Siberia 698-926 Characters: 渤 - swelling; the Bohai sea 海 - sea, ocean; maritime Traditional characters: 渤 - swelling; the Bohai sea 海 - sea, ocean; maritime