CREATE TABLE table_45616 ("Outcome" CLOB, "Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Opponent in the final" CLOB, "Score" CLOB)

What date did Namigata play against Wen-Hsin Hsu in the finals?
SELECT "Date" FROM table_45616 WHERE "Opponent in the final" = 'wen-hsin hsu'
SELECT "Date" FROM "table_45616" WHERE "Opponent in the final" = 'wen-hsin hsu'