CREATE TABLE table_40623 ("Japanese name" CLOB, "Kana" CLOB, "Hanja / Kanji" CLOB, "Korean name" CLOB, "Hangul" CLOB)

What is the Japanese name of the Province with a Korean name of Chungcheong-Bukdo?
SELECT "Japanese name" FROM table_40623 WHERE "Korean name" = 'chungcheong-bukdo'
SELECT "Japanese name" FROM "table_40623" WHERE "Korean name" = 'chungcheong-bukdo'