CREATE TABLE table_71631 ("Res." CLOB, "Record" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Round" FLOAT, "Time" CLOB, "Location" CLOB)

What is the highest round of the match with Rene Rooze as the opponent in Saitama, Japan?
SELECT MAX("Round") FROM table_71631 WHERE "Opponent" = 'rene rooze' AND "Location" = 'saitama, japan'
SELECT MAX("Round") FROM "table_71631" WHERE "Location" = 'saitama, japan' AND "Opponent" = 'rene rooze'