CREATE TABLE table_41578 ("Name" TEXT, "Japanese" TEXT, "Date of designation" TEXT, "Date of reclassification" TEXT, "Region" TEXT, "Prefecture" TEXT)

Whose Name has a Date of reclassification of 2003-04-01 (merge into shizuoka )?
SELECT "Name" FROM table_41578 WHERE "Date of reclassification" = '2003-04-01 (merge into shizuoka )'
SELECT "Name" FROM "table_41578" WHERE "Date of reclassification" = '2003-04-01 (merge into shizuoka )'