Nikkei rises, BOJ makes open-ended commitment on asset buying
TOKYO, Jan 22 (Reuters) - The Nikkei share average extended gains on Tuesday afternoon after the Bank of Japan announced an open-ended commitment to buy assets and doubled its inflation target to 2 percent to boost Japan's ailing economy.
The Nikkei rose 1 percent to 10,855.03 after trading at around 10,777 before the BOJ announcement. The broader Topix advanced 0.8 percent to 912.30.
