日本海 Traditional form: 日本海 Pinyin (reading): Rìběn Hǎi Definitions: Sea of Japan Characters: 日 - sun; day; daytime 本 - root, origin, source; basis 海 - sea, ocean; maritime Traditional characters: 日 - sun; day; daytime 本 - root, origin, source; basis 海 - sea, ocean; maritime