CREATE TABLE table_8967 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT)

At what event did he fight takaharu murahama?
SELECT "Event" FROM table_8967 WHERE "Opponent" = 'takaharu murahama'
SELECT "Event" FROM "table_8967" WHERE "Opponent" = 'takaharu murahama'