Fig. 1: Map of the territory of the ancient Bohai State and its five capitals
Drawn by the author based on the maps included in the following documents. Modern place names are in parentheses.
- Ueda, Takeshi and Son, Eiken (1994) Nippon Bokkai Koushou-shi (in Japanese), Sairyusha.
- Kawakami, Hiroshi (1989) Bokkai no Koutsuro to Gokyo (in Japanese), Shirin, 72-6, pp. 76-101.