CREATE TABLE table_name_52 (season INT, wins VARCHAR, races VARCHAR, series VARCHAR)

What is the smallest season with 6 races, 2 wins, and a Series of all-japan gt championship>
SELECT MIN(season) FROM table_name_52 WHERE races = "6" AND series = "all-japan gt championship" AND wins = "2"
SELECT MIN("season") FROM "table_name_52" WHERE "2" = "wins" AND "6" = "races" AND "all-japan gt championship" = "series"