Nikkei jumps on BOJ governor's early departure

* Toyota hits 4-year high after hiking forecast * Shippers, steel and real estate strong By Sophie Knight TOKYO, Feb 6 (Reuters) - Japan's Nikkei average jumped 2.8 percent to a fresh 33-month high early on Wednesday after a sharp fall in the yen on bets a decision by the central bank governor to step down early will bring forward aggressive monetary easing. Prime Minister Shinzo Abe has put the central bank under relentless pressure to do more to drag Japan out of deflation and