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_26144632_1 ( dates VARCHAR, location VARCHAR, prize_fund___￥__ VARCHAR )

### Question ###
What is the date of the tournament at Hokkaid with prize of 150000000?

### Accurate SQL ###

SELECT dates FROM table_26144632_1 WHERE location = "Hokkaidō" AND prize_fund___￥__ = 150000000