Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_84 ( round INTEGER, record VARCHAR, method VARCHAR, location VARCHAR )

### Question ###
What is the total number of Round with a Method of submission (ankle lock), a Location of tokyo, japan, and a Record of 13-5-2?

### Accurate SQL ###

SELECT SUM(round) FROM table_name_84 WHERE method = "submission (ankle lock)" AND location = "tokyo, japan" AND record = "13-5-2"