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The school character device enclosed in a circle.
Also known as: Koko mark, Senior high school mark
Denotes a senior high school on a Japanese topographic map, distinguished from the elementary and junior high school symbol by its enclosing circle.
Marks a senior high school on a GSI topographic sheet.
Contexts: Maps
Encloses the ordinary school device in a circle, the same rank-raising move the police station makes on the police box, so one convention covers two families.
Contexts: Maps
The angular device used for a school, drawn inside a circle that raises its rank.
The same 文 device without the circle is a primary or lower secondary school. The circle is the whole of the difference.