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An anchor device marking a designated harbour.
Also known as: Kowan mark, Harbour mark
Denotes a designated port on a Japanese topographic map.
Marks a port designated under Japanese port law on a GSI topographic sheet.
Contexts: Maps
Records a legal designation rather than a physical size, so a small designated port carries the symbol and a larger undesignated anchorage does not.
Contexts: Maps
An anchor drawn upright with a crossbar near the head and a curved fluke at the foot.
The legend's other harbour mark: a fishery harbour, drawn with crossed fish rather than an anchor.