Stocks posted slight gains after Wall Street's mixed finish Monday.
Technology issues Advantest Corp. and Canon Inc. rose, as did automakers Honda Motor Co., Nissan Motor Co. and Toyota Motor Corp. All big four banks -- Mitsubishi Tokyo Financial Group, Inc., Mizuho Financial Group, Inc., Sumitomo Mitsui Financial Group, Inc., and UFJ Holdings -- edged higher.
U.S. stocks ended mixed Monday as investors worried over the strength of the pharmaceutical sector.
The Dow Jones industrial average rose 11.68, or 0.11 percent, to 10,661.60, but the Nasdaq composite index fell 7.35, or 0.34 percent, to 2,127.85.
In Tokyo Tuesday morning, the index of all issues on the Tokyo Stock Exchange's first section added 7.35 points, or 0.66 percent, to 1,117.11 points. The TOPIX slipped 1.59 points, or 0.14 percent, the day before.
In currencies, the dollar remained weaker against the yen and the euro after falling back Monday in New York in the wake of a report late Friday showing that bets against the U.S. currency had been greatly reduced.
The euro rose to $1.3400 Tuesday morning in Tokyo from $1.3360 late Monday and was also above the $1.3388 in New York later that day. Against the yen, the euro fell to 139.10 yen from 139.50 yen.
The yield on Japan's benchmark 10-year government bond fell to 1.3650 percent from Monday's finish of 1.3800 percent. Its price rose 0.13 to 101.18 points.