CREATE TABLE table_40625 ("Japanese name" CLOB, "Kana" CLOB, "Hanja / Kanji" CLOB, "Korean name" CLOB, "Hangul" CLOB)

What is the Kana of the Province with a Korean name of Chungcheong-Namdo?
SELECT "Kana" FROM table_40625 WHERE "Korean name" = 'chungcheong-namdo'
SELECT "Kana" FROM "table_40625" WHERE "Korean name" = 'chungcheong-namdo'