CREATE TABLE table_34247 ("Kanji" TEXT, "Name" TEXT, "Builder" TEXT, "Laid down" TEXT, "Launched" TEXT, "Completed" TEXT)

What is the launch date for the Ushio dd-54?
SELECT "Launched" FROM table_34247 WHERE "Name" = 'ushio dd-54'
SELECT "Launched" FROM "table_34247" WHERE "Name" = 'ushio dd-54'