Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_17487395_1 (location VARCHAR, callsign VARCHAR)
### Question:
How many locations have the call signs dxjp-fm? 
### Answer:
SELECT COUNT(location) FROM table_17487395_1 WHERE callsign = "DXJP-FM"