CREATE TABLE table_67843 ("Rank" FLOAT, "Team" TEXT, "Wins" FLOAT, "Losses" FLOAT, "Runs Allowed" FLOAT, "Run Ratio" FLOAT)

What is the highest run ratio Japan, which has less than 58 runs and 5 wins, have?
SELECT MAX("Run Ratio") FROM table_67843 WHERE "Runs Allowed" < '58' AND "Wins" = '5' AND "Team" = 'japan'
SELECT MAX("Run Ratio") FROM "table_67843" WHERE "Runs Allowed" < '58' AND "Team" = 'japan' AND "Wins" = '5'