Nikkei set to rise to nearly 5-year high on BOJ boost

TOKYO, April 5 (Reuters) - Japan's Nikkei share average is expected to scale new heights on Friday, possibly head above 13,000 for the first time in nearly 5 years, after the Bank Of Japan announced a bold plan the previous day to pump well over $1 trillion dollars into the economy to reignite growth. A sharp drop in the yen is also expected to feed investor appetite for exporters, analysts said, while the BOJ's dramatic stimulus plan on Thursday is generally seen as underpinning the easy mo