海図21-026
| Index No. | 21-026 |
|---|---|
| Country | China / Korea / Japan |
| Area | Yellow Sea / Japan Sea / South China Sea |
| Publisher | Japanese Navy |
| Type | Nautical Chart |
| Scale | 1:30,000～1:900,000 |
| Year | 1931-1940 |
| Number of sheet | 18 |
地図資料目録
東アジア（中国・モンゴル）
| Index No. | 21-026 |
|---|---|
| Country | China / Korea / Japan |
| Area | Yellow Sea / Japan Sea / South China Sea |
| Publisher | Japanese Navy |
| Type | Nautical Chart |
| Scale | 1:30,000～1:900,000 |
| Year | 1931-1940 |
| Number of sheet | 18 |