From the Chinese Chart, 1928 ; [U.S. Hydrographic Office] emergency reproduction of Japanese chart.
Depths shown by soundings and lines; relief by contours and spot heights.
1939 variation compasses.
Map text in Japanese, title and map information in English and Japanese.
Shows low water areas, cultivation, drainage, buildings, towns.
Descriptive text ("foul ground...").
"Jap No. 487," "H.O. Miscel. No. 10,010-82."