
TOKYO, March 18 (Reuters) - Japan's Nikkei share average rose more than 1% on Tuesday, tracking Wall Street's overnight gains, with trading firms leading the gains.
By 0019 GMT, the Nikkei index .N225 was up 1.3% at 37,891.30 and the broader Topix .TOPX rose 1.3% to 2,783.39.
U.S. stocks gained for a second straight session on Monday as investors sought bargains after Nasdaq's and the S&P 500's four-week tumble and assessed the latest economic data to gauge the impact of the Trump administration's policies. .N
In Japan, trading firms jumped after Warren Buffett's Berkshire Hathaway BRKa.N raised its holdings in five Japanese trading houses.
Mitsui & Co 8031.T jumped 4.9% and Mitsubishi Corp 8058.T climbed 4.5%.
Uniqlo-owner Fast Retailing 9983.T rose 1.5% to give the biggest boost to the Nikkei.